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Centimetre–gram–second system of units

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3731:, but the above formula for 𝜆 is invalid. A closely related system is the International System of Electric and Magnetic Units, which has a different unit of mass so that the formula for 𝜆′ is invalid. The unit of mass was chosen to remove powers of ten from contexts in which they were considered to be objectionable (e.g., 3716:
The electrical units, other than the volt and ampere, are determined by the requirement that any equation involving only electrical and kinematical quantities that is valid in SI should also be valid in the system. For example, since electric field strength is voltage per unit length, its unit is the
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units in the CGS and SI systems are made more complex by the differences in the formulas expressing physical laws of electromagnetism as assumed by each system of units, specifically in the nature of the constants that appear in these formulas. This illustrates the fundamental difference in the ways
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as the units of voltage and current respectively. Doing this avoids the inconveniently large and small electrical units that arise in the esu and emu systems. This system was at one time widely used by electrical engineers because the volt and ampere had been adopted as international standard units
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The sizes of many CGS units turned out to be inconvenient for practical purposes. For example, many everyday objects are hundreds or thousands of centimetres long, such as humans, rooms and buildings. Thus the CGS system never gained wide use outside the field of science. Starting in the 1880s, and
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powers of 10) with those of the CGS-EMU system described in further sections. The ampere is a base unit of the SI system, with the same status as the metre, kilogram, and second. Thus the relationship in the definition of the ampere with the metre and newton is disregarded, and the ampere is not
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The CGS system variant avoids introducing new base quantities and units, and instead defines all electromagnetic quantities by expressing the physical laws that relate electromagnetic phenomena to mechanics with only dimensionless constants, and hence all units for these quantities are directly
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In CGS-ESU, all electric and magnetic quantities are dimensionally expressible in terms of length, mass, and time, and none has an independent dimension. Such a system of units of electromagnetism, in which the dimensions of all electric and magnetic quantities are expressible in terms of the
181:) take a form that depends on which system of units is being used, because the electromagnetic quantities are defined differently in SI and in CGS. Furthermore, within CGS, there are several plausible ways to define electromagnetic quantities, leading to different "sub-systems", including 3144: 2425: 1048:) to relate electromagnetic units to kinematic units. (This constant of proportionality is derivable directly from the above definition of the ampere.) All other electric and magnetic units are derived from these four base units using the most basic common definitions: for example, 1299: 273:
In mechanics, the quantities in the CGS and SI systems are defined identically. The two systems differ only in the scale of the three base units (centimetre versus metre and gram versus kilogram, respectively), with the third unit (second) being the same in both systems.
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All electromagnetic units in the CGS-ESU system that have not been given names of their own are named as the corresponding SI name with an attached prefix "stat" or with a separate abbreviation "esu", and similarly with the corresponding symbols.
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The ampere-turn system is constructed in a similar way by considering magnetomotive force and magnetic field strength to be electrical quantities and rationalizing the system by dividing the units of magnetic pole strength and magnetization by
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In each of these systems the quantities called "charge" etc. may be a different quantity; they are distinguished here by a superscript. The corresponding quantities of each system are related through a proportionality constant.
3197:), current is defined via the force existing between two thin, parallel, infinitely long wires carrying it, and charge is then defined as current multiplied by time. (This approach was eventually used to define the SI unit of 1477: 1192: 225:
Since the international adoption of the MKS standard in the 1940s and the SI standard in the 1960s, the technical use of CGS units has gradually declined worldwide. CGS units have been deprecated in favor of SI units by
1742: 2902: 2027: 2630: 2326: 3759:. The units of the first two quantities are the ampere and the ampere per centimetre respectively. The unit of magnetic permeability is that of the emu system, and the magnetic constitutive equations are 1198: 213:
recommended the general adoption of centimetre, gram and second as fundamental units, and to express all derived electromagnetic units in these fundamental units, using the prefix "C.G.S. unit of ...".
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more significantly by the mid-20th century, CGS was gradually superseded internationally for scientific purposes by the MKS (metre–kilogram–second) system, which in turn developed into the modern
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There is a direct correspondence between the base units of mechanics in CGS and SI. Since the formulae expressing the laws of mechanics are the same in both systems and since both systems are
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Specialized unit systems are used to simplify formulas further than either SI or CGS do, by eliminating constants through a convention of normalizing quantities with respect to some system of
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All electromagnetic units in the CGS-EMU system that do not have proper names are denoted by a corresponding SI name with an attached prefix "ab" or with a separate abbreviation "emu".
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to base a system of absolute units on the three fundamental units of length, mass and time. Gauss chose the units of millimetre, milligram and second. In 1873, a committee of the
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treated as dimensionally equivalent to any combination of other base units. As a result, electromagnetic laws in SI require an additional constant of proportionality (see
2176: 1094: 1897: 1619: 1347: 6886: 3751:). Inevitably, the powers of ten reappeared in other contexts, but the effect was to make the familiar joule and watt the units of work and power respectively. 2473: 5227: 3230:
is that constant current which, if maintained in two straight parallel conductors of infinite length, of negligible circular cross-section, and placed one
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applications and physics education, while Gaussian CGS units are still commonly used in theoretical physics, describing microscopic systems, relativistic
1418: 4644:. For example, according to the capacitance row of the table, if a capacitor has a capacitance of 1 F in SI, then it has a capacitance of (10  202: 1143: 6011: 5107:. With its system of uniquely named units, the SI removes any confusion in usage: 1 ampere is a fixed value of a specified quantity, and so are 1 3713:(inductance) are consequently also used in the practical system and are the same as the SI units. The magnetic units are those of the emu system. 5972: 3856:
There were at various points in time about half a dozen systems of electromagnetic units in use, most based on the CGS system. These include the
3139:{\displaystyle \mathrm {1\,Fr/s=1\,statampere=1\,esu\;current=1\,dyne^{1/2}{\cdot }cm{\cdot }s^{-1}=1\,g^{1/2}{\cdot }cm^{3/2}{\cdot }s^{-2}} .} 1693: 594:
1 unit of pressure = 1 unit of force / (1 unit of length) = 1 unit of mass / (1 unit of length × (1 unit of time))
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units are unambiguously derived from these three base units, but there are several different ways in which the CGS system was extended to cover
227: 2420:{\displaystyle \nabla \times \mathbf {B} ^{\text{SI}}-\mu _{0}\epsilon _{0}{\dot {\mathbf {E} }}^{\text{SI}}=\mu _{0}\mathbf {J} ^{\text{SI}}} 604:
Expressing a CGS derived unit in terms of the SI base units, or vice versa, requires combining the scale factors that relate the two systems:
6206: 1984: 2563: 5237: 111:(SI). In many fields of science and engineering, SI is the only system of units in use, but CGS is still prevalent in certain subfields. 6778: 6525: 6250: 5242: 6803: 1294:{\displaystyle \nabla \times \mathbf {B} ^{\text{ESU}}-c^{-2}{\dot {\mathbf {E} }}^{\text{ESU}}=4\pi c^{-2}\mathbf {J} ^{\text{ESU}}} 4636:
in vacuum when expressed in units of centimetres per second. The symbol "≘" is used instead of "=" as a reminder that the units are
189:. Among these choices, Gaussian units are the most common today, and "CGS units" is often intended to refer to CGS-Gaussian units. 6798: 6515: 6335: 2886:{\displaystyle \mathrm {1\,Fr=1\,statcoulomb=1\,esu\;charge=1\,dyne^{1/2}{\cdot }cm=1\,g^{1/2}{\cdot }cm^{3/2}{\cdot }s^{-1}} .} 1844:{\displaystyle \nabla \times \mathbf {B} ^{\text{G}}-c^{-1}{\dot {\mathbf {E} }}^{\text{G}}=4\pi c^{-1}\mathbf {J} ^{\text{G}}} 1566:{\displaystyle \nabla \times \mathbf {B} ^{\text{EMU}}-c^{-2}{\dot {\mathbf {E} }}^{\text{EMU}}=4\pi \mathbf {J} ^{\text{EMU}}} 1577: 1305: 6834: 6829: 6783: 6434: 6424: 6325: 5697: 2431: 2134: 2123:{\displaystyle \nabla \times \mathbf {B} ^{\text{LH}}-c^{-1}{\dot {\mathbf {E} }}^{\text{LH}}=c^{-1}\mathbf {J} ^{\text{LH}}} 177:, and so on), converting between CGS and SI is less straightforward. Formulas for physical laws of electromagnetism (such as 3672:
is therefore equivalent to ML. Hence, neither charge nor current is an independent physical quantity in the CGS-EMU system.
1855: 6906: 6839: 6409: 6347: 6004: 5214: 1034: 6773: 6560: 4656:) cm" within an equation or formula. (This warning is a special aspect of electromagnetism units. By contrast it is 285:
in terms of the base units are the same in both systems, and there is an unambiguous relationship between derived units:
3658:{\displaystyle \mathrm {1\,Bi{\cdot }s=1\,abcoulomb=1\,emu\,charge=1\,dyne^{1/2}{\cdot }s=1\,g^{1/2}{\cdot }cm^{1/2}} .} 406: 6813: 6788: 6641: 6389: 6697: 5927: 5901: 5755: 5722: 5670: 5540: 5385: 4949: 210: 3450:{\displaystyle \mathrm {1\,Bi=1\,abampere=1\,emu\;current=1\,dyne^{1/2}=1\,g^{1/2}{\cdot }cm^{1/2}{\cdot }s^{-1}} .} 6667: 6631: 6540: 6278: 6216: 5422:. Forty-third Meeting of the British Association for the Advancement of Science. Bradford: John Murray. p. 223 5252: 278: 235: 518: 6753: 6738: 6692: 6570: 6545: 6530: 6490: 6414: 5997: 4415: 340: 6748: 6733: 6723: 6713: 6651: 6621: 6591: 6555: 6480: 6399: 6374: 6369: 6364: 6357: 6061: 5911: 5321:
Carron, Neal J. (21 May 2015). "Babel of units: The evolution of units systems in classical electromagnetism".
6743: 6718: 6682: 6646: 6626: 6616: 6601: 6596: 6586: 6495: 6419: 6320: 6051: 6041: 5247: 5222: 2554: 1066: 108: 6808: 6728: 6687: 6677: 6606: 6510: 6449: 6444: 6404: 6394: 6384: 6379: 6283: 6185: 6180: 6099: 6094: 6056: 38: 6143: 5369: 5156:), the unit of current was chosen such that electromagnetic equations concerning charged spheres contain 4 472: 6636: 6611: 6550: 6500: 6485: 6475: 6439: 6330: 6293: 6262: 6133: 5875: 5153: 5139: 4061: 3861: 1977: 586:, is related to the CGS base units of length, mass, and time in the same way as the SI unit of pressure, 186: 5297: 291: 6672: 6520: 6454: 6352: 6298: 6288: 5356: 398: 17: 5957: 5840: 6896: 6565: 6104: 5953: 231: 5966: 5532: 5417: 5273: 5419:
First Report of the Committee for the Selection and Nomenclature of Dynamical and Electrical Units
6128: 6079: 5397: 5195: 5096: 4923: 2244:{\displaystyle \nabla \times \mathbf {E} ^{\text{LH}}+c^{-1}{\dot {\mathbf {B} }}^{\text{LH}}=0} 6901: 5747: 5662: 5169: 5092: 4336: 4115: 3172:
mechanical dimensions of mass, length, and time, is traditionally called an 'absolute system'.
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and relates directly to the geometric symmetry of the system being described by the equation.
1965:{\displaystyle \nabla \times \mathbf {E} ^{\text{G}}+c^{-1}{\dot {\mathbf {B} }}^{\text{G}}=0} 6020: 2549:
variant of the CGS system, (CGS-ESU), charge is defined as the quantity that obeys a form of
131: 5739: 5524: 5187:, with lengths, times, and so on all converted into units of energy by inserting factors of 1674:{\displaystyle \nabla \times \mathbf {E} ^{\text{EMU}}+{\dot {\mathbf {B} }}^{\text{EMU}}=0} 1402:{\displaystyle \nabla \times \mathbf {E} ^{\text{ESU}}+{\dot {\mathbf {B} }}^{\text{ESU}}=0} 5945: 5919: 5610: 5413: 5405: 5342: 5232: 4685: 4501: 198: 31: 5657:
Encyclopaedia of Scientific Units, Weights and Measures: Their SI Equivalences and Origins
2528:{\displaystyle \nabla \times \mathbf {E} ^{\text{SI}}+{\dot {\mathbf {B} }}^{\text{SI}}=0} 8: 6793: 6313: 6244: 5525: 5393: 4466: 3807: 1044: 644: 206: 96: 5614: 4660:
correct to replace, e.g., "1 m" with "100 cm" within an equation or formula.)
6891: 6308: 6084: 5886: 5880: 5816: 5789: 5655: 5626: 5601:
Leung, P. T. (2004). "A note on the 'system-free' expressions of Maxwell's equations".
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Conversion of SI units in electromagnetism to ESU, EMU, and Gaussian subsystems of CGS
27:
Physical system of measurement that uses the centimetre, gram, and second as base units
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by the International Electrical Congress of 1881. As well as the volt and ampere, the
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Therefore, in CGS-ESU, a franklin is equal to a centimetre times square root of dyne:
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a system is in use where every quantity is expressed by only one unit of energy, the
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apart are said to be of 1 franklin each if the electrostatic force between them is 1
2315:{\displaystyle \nabla \cdot \mathbf {E} ^{\text{SI}}=\rho ^{\text{SI}}/\epsilon _{0}} 5630: 5557: 5087:
Lack of unique unit names leads to potential confusion: "15 emu" may mean either 15
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On the other hand, in measurements of electromagnetic phenomena (involving units of
6340: 5811: 5801: 5618: 5202: 5180: 3935: 2550: 1472:{\displaystyle \nabla \cdot \mathbf {E} ^{\text{EMU}}=4\pi c^{2}\rho ^{\text{EMU}}} 1049: 1003: 994: 608:
1 Ba = 1 g/(cm⋅s) = 10 kg / (10m⋅s) = 10 kg/(m⋅s) = 10 Pa.
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is given a hybrid unit to ensure the validity of Ohm's law for magnetic circuits.
6505: 5772: 5687: 5401: 4981: 3900: 840: 782: 464: 243: 127: 6855: 6429: 6046: 5345:(1832), "Intensitas vis magneticae terrestris ad mensuram absolutam revocata", 5188: 5119: 5047: 4633: 4408: 4286: 4255: 4014: 3890: 3857: 3720:
The system is electrically rationalized and magnetically unrationalized; i.e.,
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In measurements of purely mechanical systems (involving units of length, mass,
5787: 1187:{\displaystyle \nabla \cdot \mathbf {E} ^{\text{ESU}}=4\pi \rho ^{\text{ESU}}} 6880: 6303: 6175: 6115: 5893: 5441: 5176: 4838: 4718: 4383: 4161: 1025: 966: 940: 922: 892: 804: 587: 262: 151: 57: 6860: 6148: 6138: 6123: 5825: 5389: 5298:"The Centimeter-Gram-Second (CGS) System of Units – Maple Programming Help" 5184: 5108: 4747: 4594: 4426: 4395: 4375: 4351: 4279: 4266: 4204: 4076: 3710: 910: 756: 571: 282: 261:
remain useful as noncoherent units within the SI system, as with any other
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The CGS system goes back to a proposal in 1832 by the German mathematician
1737:{\displaystyle \nabla \cdot \mathbf {E} ^{\text{G}}=4\pi \rho ^{\text{G}}} 126:, and so on), the differences between CGS and SI are straightforward: the 6459: 6190: 6089: 5989: 5806: 5104: 4893: 4774: 4548: 4187: 4140: 4090: 3921: 2645: 239: 5742:
Magnetic Fields: A Comprehensive Theoretical Treatise for Practical Use
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Outlines of the evolution of weights and measures and the metric system
5069: 4969: 4799: 4583: 4541: 4530: 4458: 4448: 4361: 4319: 4315: 4248: 4233: 4154: 4144: 4054: 4043: 3956: 3231: 3157: 2658: 2022:{\displaystyle \nabla \cdot \mathbf {E} ^{\text{LH}}=\rho ^{\text{LH}}} 956: 766: 658: 258: 61: 5940:(1900). "Electrical Engineering. Standards of Measurement page 1024". 5347:
Commentationes Societatis Regiae Scientiarum Gottingensis Recentiores
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is replaced by 1, and the only dimensional constant appearing in the
4914: 4569: 4197: 4150: 4104: 3928: 2625:{\displaystyle F={q_{1}^{\text{ESU}}q_{2}^{\text{ESU}} \over r^{2}}.} 1007: 930: 900: 567: 85: 5958:"Gaussian, SI and Other Systems of Units in Electromagnetic Theory" 5327: 5168:
entirely, which was the most convenient choice for applications in
4039: 4000: 3963: 3214: 3161: 870: 732: 696: 575: 510: 332: 123: 104: 1010:
force exerted by two infinitely long, thin, parallel wires 1 
6865: 4607: 4576: 4526: 4487: 4329: 4173: 4126: 4072: 3975: 3911: 3706: 1097: 1038: 174: 5845:. New York: John Wiley & Sons, Inc. pp. 830–831, Appendix B. 5160:, those concerning coils of current and straight wires contain 2 6535: 5715:
Lord Kelvin: His Influence on Electrical Measurements and Units
5088: 5073: 5039: 5007: 4830: 4444: 4347: 4297: 4244: 4050: 4007: 3946: 3867: 3693: 3235: 3198: 1015: 811: 716: 640: 460: 119: 77: 65: 3238:, would produce between these conductors a force equal to two 983: 5466:
Waldron, Anne; Judd, Peggy; Miller, Valerie (February 1993),
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volt per centimetre, which is one hundred times the SI unit.
3698: 1029: 1011: 880: 833: 667: 590:, is related to the SI base units of length, mass, and time: 583: 115: 107:, and second, which was in turn extended and replaced by the 100: 613:
Definitions and conversion factors of CGS units in mechanics
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Bennett, L. H.; Page, C. H.; Swartzendruber, L. J. (1978).
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Guide for the Use of the International System of Units (SI)
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The practical CGS system is a hybrid system that uses the
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being numerically consistent (subject to factors of some
1006:, the ampere (A), was historically defined such that the 850: 821: 1608:{\displaystyle \nabla \cdot \mathbf {B} ^{\text{EMU}}=0} 1336:{\displaystyle \nabla \cdot \mathbf {B} ^{\text{ESU}}=0} 988: 5794:
Journal of Research of the National Bureau of Standards
2557:(and current is then defined as charge per unit time): 2462:{\displaystyle \nabla \cdot \mathbf {B} ^{\text{SI}}=0} 2255: 2165:{\displaystyle \nabla \cdot \mathbf {B} ^{\text{LH}}=0} 268: 219: 1886:{\displaystyle \nabla \cdot \mathbf {B} ^{\text{G}}=0} 5228:
International System of Electrical and Magnetic Units
5201:. This unit system is convenient for calculations in 5122:, electric and magnetic fields have the same units, 4 4652:
it is incorrect to replace "1 F" with "(10 
3469: 3259: 2905: 2678: 2566: 2476: 2434: 2329: 2265: 2179: 2137: 2036: 1987: 1900: 1858: 1751: 1696: 1622: 1580: 1486: 1421: 1350: 1308: 1201: 1146: 1069: 521: 475: 409: 343: 294: 5777:. Washington, D.C.: U.S. Government Printing Office. 5152:
In SI, and other rationalized systems (for example,
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International System of Electric and Magnetic Units
5522: 5952: 5885: 5879: 5654: 5368:Hallock, William; Wade, Herbert Treadwell (1906). 4663: 3657: 3449: 3138: 2885: 2624: 2527: 2461: 2419: 2314: 2243: 2164: 2122: 2021: 1964: 1885: 1843: 1736: 1673: 1607: 1565: 1471: 1401: 1335: 1293: 1186: 1088: 558: 501: 452:{\displaystyle E=\int {\vec {F}}\cdot d{\vec {x}}} 451: 389: 323: 203:British Association for the Advancement of Science 95:The CGS system has been largely supplanted by the 5465: 5440:Thompson, Ambler; Taylor, Barry N. (March 2008). 6878: 5910: 5942:The Mechanical Engineer's Pocket-book (5th ed.) 5082: 5652: 5502:, International Astronomical Union, p. 20 5439: 4669:Commonly used physical constants in CGS units 3184: 3156:Other units in the CGS-ESU system include the 1104:derived from the centimetre, gram, and second. 1096:resulting in the unit of electric charge, the 6005: 5936: 5164:and those dealing with charged surfaces lack 582:Thus, for example, the CGS unit of pressure, 5914:(1999). "Appendix on Units and Dimensions". 5689:A Dictionary of Weights, Measures, and Units 3868:Electromagnetic units in various CGS systems 3668:Dimensionally in the CGS-EMU system, charge 3250:, a biot is equal to a square root of dyne: 2540: 1115:can be written in each of these systems as: 1100:(C), being defined as 1 C = 1 A⋅s. 559:{\displaystyle \eta =\tau /{\frac {dv}{dx}}} 142:. For example, the CGS unit of force is the 5367: 5238:List of scientific units named after people 984:Derivation of CGS units in electromagnetism 390:{\displaystyle F=m{\frac {d^{2}x}{dt^{2}}}} 6019: 6012: 5998: 5679: 5648: 5646: 5644: 5642: 5640: 5531:(3rd ed.). New York: Wiley. pp.  5374:. New York: The Macmillan Co. p. 200. 3318: 2978: 2746: 30:"CGS" redirects here. For other uses, see 5888:Introduction to Electrodynamics (3rd ed.) 5815: 5805: 5770: 5712: 5326: 5274:"Centimetre-gram-second system | physics" 3606: 3564: 3539: 3529: 3495: 3474: 3380: 3346: 3308: 3277: 3264: 3069: 3006: 2968: 2931: 2910: 2816: 2771: 2736: 2696: 2683: 1079: 5849: 5737: 5469:Physical Review Style and Notation Guide 5205:, but is impractical in other contexts. 5637: 5518: 5516: 5492: 5475:, American Physical Society, p. 15 5259: 3153:is therefore has the dimension to MLT. 1014:apart and carrying a current of 1  230:, as well as organizations such as the 14: 6887:Centimetre–gram–second system of units 6879: 5856:A.P. French; Edwind F. Taylor (1978). 5320: 3683: 3189:In another variant of the CGS system, 46:centimetre–gram–second system of units 5993: 5868: 5685: 5600: 5555: 5341: 989:CGS approach to electromagnetic units 238:. SI units are predominantly used in 5838: 5513: 5215:Outline of metrology and measurement 502:{\displaystyle p={\frac {F}{L^{2}}}} 269:Definition of CGS units in mechanics 5916:Classical Electrodynamics (3rd ed.) 5661:(2nd ed.). Springer. pp.  5594: 5142:has these properties as well (with 3222:, is therefore defined as follows: 2896:The unit of current is defined as: 2653:, is therefore defined as follows: 24: 6042:International System of Units (SI) 5858:An Introduction to Quantum Physics 5243:Metre–tonne–second system of units 3634: 3630: 3608: 3597: 3575: 3571: 3568: 3565: 3555: 3552: 3549: 3546: 3543: 3540: 3536: 3533: 3530: 3520: 3517: 3514: 3511: 3508: 3505: 3502: 3499: 3496: 3486: 3478: 3475: 3460:The unit of charge in CGS EMU is: 3431: 3408: 3404: 3382: 3357: 3353: 3350: 3347: 3337: 3334: 3331: 3328: 3325: 3322: 3319: 3315: 3312: 3309: 3299: 3296: 3293: 3290: 3287: 3284: 3281: 3278: 3268: 3265: 3120: 3097: 3093: 3071: 3051: 3042: 3039: 3017: 3013: 3010: 3007: 2997: 2994: 2991: 2988: 2985: 2982: 2979: 2975: 2972: 2969: 2959: 2956: 2953: 2950: 2947: 2944: 2941: 2938: 2935: 2932: 2922: 2914: 2911: 2867: 2844: 2840: 2818: 2807: 2804: 2782: 2778: 2775: 2772: 2762: 2759: 2756: 2753: 2750: 2747: 2743: 2740: 2737: 2727: 2724: 2721: 2718: 2715: 2712: 2709: 2706: 2703: 2700: 2697: 2687: 2684: 2477: 2435: 2330: 2266: 2180: 2138: 2037: 1988: 1901: 1859: 1752: 1697: 1623: 1581: 1487: 1422: 1351: 1309: 1202: 1147: 324:{\displaystyle v={\frac {dx}{dt}}} 281:, the definitions of all coherent 25: 6918: 5568: 5562:Eric Weisstein's World of Physics 5253:Foot–pound–second system of units 5099:, sometimes (but not always) per 4950:Newtonian constant of gravitation 3851: 2657:two equal point charges spaced 1 1033:. This definition results in all 5790:"Comments on units in magnetism" 2503: 2485: 2443: 2407: 2376: 2338: 2274: 2219: 2188: 2146: 2110: 2076: 2045: 1996: 1940: 1909: 1867: 1831: 1791: 1760: 1705: 1649: 1631: 1589: 1553: 1526: 1495: 1430: 1377: 1359: 1317: 1281: 1241: 1210: 1155: 993:The conversion factors relating 236:International Astronomical Union 173:, electric and magnetic fields, 5978:from the original on 2015-12-11 5832: 5781: 5771:Dellinger, John Howard (1916). 5764: 5731: 5706: 5549: 4664:Physical constants in CGS units 3675: 3175: 513:defined as force per unit area) 150:, so the SI unit of force, the 5486: 5459: 5433: 5378: 5361: 5335: 5314: 5290: 5266: 3149:In the CGS-ESU system, charge 443: 425: 13: 1: 6052:US customary units (USCS/USC) 5248:United States customary units 5223:International System of Units 3813:In all the practical systems 399:Newton's second law of motion 109:International System of Units 5860:. W.W. Norton & Company. 5523:Jackson, John David (1999). 5083:Advantages and disadvantages 4632:is the numeric value of the 3185:Electromagnetic units (EMU) 998:the two systems are built: 600:1 Pa = 1 kg/(m⋅s). 39:Outline of the metric system 7: 6907:British Science Association 5738:Knoepfel, Heinz E. (2000). 5692:. Oxford University Press. 5603:European Journal of Physics 5493:Wilkins, George A. (1989), 5208: 4062:electric displacement field 597:1 Ba = 1 g/(cm⋅s) 10: 6923: 5623:10.1088/0143-0807/25/2/N01 5402:Jenkin, Professor Fleeming 5138:, the speed of light. The 3820:= 8.8542 × 10 A⋅s/(V⋅cm), 2541:Electrostatic units (ESU) 1130:Gauss's law for magnetism 192: 36: 29: 6848: 6822: 6766: 6706: 6660: 6579: 6468: 6271: 6237: 6230: 6199: 6168: 6161: 6114: 6105:English Engineering Units 6072: 6034: 6027: 5527:Classical Electrodynamics 4875: 4870: 4722: 4717: 4598: 4563: 4520: 4481: 4452: 4406: 4369: 4323: 4277: 4223: 4177: 4134: 4080: 4033: 3994: 3950: 3915: 3248:electromagnetic CGS units 3242:per centimetre of length. 3204:The EMU unit of current, 1132: 1129: 1126: 1123: 232:American Physical Society 37:For a topical guide, see 5969:, Berkeley lecture notes 5967:University of California 5839:Gray, Truman S. (1954). 5713:Tunbridge, Paul (1992). 5140:Heaviside–Lorentz system 5015:reduced Planck constant 2635:The ESU unit of charge, 1035:SI electromagnetic units 6144:Quantum chromodynamical 5717:. IET. pp. 34–40. 5653:Cardarelli, F. (2004). 5278:Encyclopedia Britannica 5196:reduced Planck constant 5097:magnetic susceptibility 4924:fine-structure constant 3862:Heaviside–Lorentz units 3709:(electric charge), and 1089:{\displaystyle q=I\,t,} 205:, including physicists 187:Heaviside–Lorentz units 128:unit-conversion factors 6257:centimetre–gram–second 6021:Systems of measurement 5686:Fenna, Donald (2002). 5170:electrical engineering 5093:electric dipole moment 4337:magnetic dipole moment 4116:electric dipole moment 3659: 3451: 3244: 3140: 2887: 2667: 2626: 2529: 2463: 2421: 2316: 2245: 2166: 2124: 2023: 1966: 1887: 1845: 1738: 1675: 1609: 1567: 1473: 1403: 1337: 1295: 1188: 1090: 1055:is defined as current 560: 503: 453: 391: 331:  (definition of 325: 146:, which is defined as 56:) is a variant of the 6779:Biblical and Talmudic 6245:metre–kilogram–second 5576:"Atomic Spectroscopy" 5394:Maxwell, Professor JC 5095:, or 15 emu units of 5091:, or 15 emu units of 3660: 3452: 3224: 3191:electromagnetic units 3160:(1 statC/s) and 3141: 2888: 2655: 2627: 2530: 2464: 2422: 2317: 2246: 2167: 2125: 2024: 1967: 1888: 1846: 1739: 1676: 1610: 1568: 1474: 1404: 1338: 1296: 1189: 1091: 742:centimetre per second 561: 504: 454: 392: 326: 5807:10.6028/jres.083.002 5496:The IAU Style Manual 5447:(Report). p. 10 5390:Foster, Professor GC 5260:References and notes 5233:List of metric units 4686:atomic mass constant 3827:= 1 V⋅s/(A⋅cm), and 3467: 3257: 2903: 2676: 2564: 2555:multiplying constant 2474: 2432: 2327: 2263: 2177: 2135: 2034: 1985: 1898: 1856: 1749: 1694: 1620: 1578: 1484: 1419: 1348: 1306: 1199: 1144: 1067: 519: 473: 463:defined in terms of 407: 341: 292: 199:Carl Friedrich Gauss 185:, "ESU", "EMU", and 32:CGS (disambiguation) 5881:"Appendix C: Units" 5876:Griffiths, David J. 5842:Applied Electronics 5615:2004EJPh...25N...1L 5580:Atomic Spectroscopy 5556:Weisstein, Eric W. 5357:English translation 5120:CGS-Gaussian system 5115:, and 1 volt. 4670: 3874: 3808:Magnetic reluctance 3684:Practical CGS units 2605: 2590: 2547:electrostatic units 1127:Ampère–Maxwell law 1113:Maxwell's equations 1059:multiplied by time 1045:Vacuum permeability 1002:In SI, the unit of 207:James Clerk Maxwell 179:Maxwell's equations 6251:metre–tonne–second 6047:UK imperial system 5954:Littlejohn, Robert 5869:General literature 5414:Everett, Professor 5412:(September 1873). 5179:. For example, in 4808:Boltzmann constant 4668: 3972:electric potential 3872: 3655: 3447: 3136: 2883: 2622: 2591: 2576: 2525: 2459: 2417: 2312: 2241: 2162: 2120: 2019: 1962: 1883: 1841: 1734: 1671: 1605: 1563: 1469: 1399: 1333: 1291: 1184: 1086: 574:per unit velocity 556: 499: 449: 387: 321: 6874: 6873: 6762: 6761: 6226: 6225: 6217:Foot–pound–second 6157: 6156: 6134:Heaviside–Lorentz 5746:. Wiley. p.  5699:978-0-19-107898-9 5302:www.maplesoft.com 5154:Heaviside–Lorentz 5132:Maxwell equations 5080: 5079: 4872:elementary charge 4613: 4612: 3212:), also known as 2643:), also known as 2617: 2603: 2588: 2538: 2537: 2516: 2510: 2492: 2450: 2414: 2389: 2383: 2345: 2294: 2281: 2232: 2226: 2195: 2153: 2117: 2089: 2083: 2052: 2016: 2003: 1978:Heaviside–Lorentz 1953: 1947: 1916: 1874: 1838: 1804: 1798: 1767: 1731: 1712: 1662: 1656: 1638: 1596: 1560: 1539: 1533: 1502: 1466: 1437: 1390: 1384: 1366: 1324: 1288: 1254: 1248: 1217: 1181: 1162: 981: 980: 554: 497: 446: 428: 385: 319: 16:(Redirected from 6914: 6897:Systems of units 6341:Mesures usuelles 6235: 6234: 6166: 6165: 6032: 6031: 6014: 6007: 6000: 5991: 5990: 5986: 5984: 5983: 5977: 5962: 5949: 5933: 5912:Jackson, John D. 5907: 5891: 5883: 5862: 5861: 5853: 5847: 5846: 5836: 5830: 5829: 5819: 5809: 5785: 5779: 5778: 5768: 5762: 5761: 5745: 5735: 5729: 5728: 5710: 5704: 5703: 5683: 5677: 5676: 5660: 5650: 5635: 5634: 5598: 5592: 5591: 5589: 5587: 5572: 5566: 5565: 5553: 5547: 5546: 5530: 5520: 5511: 5510: 5509: 5507: 5501: 5490: 5484: 5483: 5482: 5480: 5474: 5463: 5457: 5456: 5454: 5452: 5446: 5437: 5431: 5430: 5428: 5427: 5382: 5376: 5375: 5365: 5359: 5354: 5339: 5333: 5332: 5330: 5318: 5312: 5311: 5309: 5308: 5294: 5288: 5287: 5285: 5284: 5270: 5203:particle physics 5181:particle physics 5167: 5163: 5159: 5125: 5076: 5067: 5064: 5061: 5042: 5033: 5030: 5027: 5010: 5001: 4998: 4995: 4976: 4963: 4944: 4943: 4940: 4937: 4917: 4912: 4909: 4906: 4897:(ESU, Gaussian) 4896: 4891: 4888: 4885: 4866: 4861: 4858: 4855: 4833: 4824: 4821: 4802: 4797: 4794: 4791: 4768: 4767:10 statA⋅cm 4766: 4763: 4760: 4751:(EMU, Gaussian) 4750: 4741: 4738: 4735: 4713: 4708: 4705: 4702: 4671: 4667: 4631: 4630: 4627: 4624: 4456: 4438: 4422: 4327: 4309: 4287:magnetic H field 4256:magnetic B field 4242: 4227: 4211: 4195: 4181: 4102: 4084: 3936:electric current 3875: 3871: 3805: 3784: 3775: 3767: 3758: 3750: 3740: 3730: 3729: 3723: 3664: 3662: 3661: 3656: 3651: 3650: 3649: 3645: 3629: 3624: 3623: 3619: 3596: 3591: 3590: 3586: 3485: 3456: 3454: 3453: 3448: 3443: 3442: 3441: 3429: 3424: 3423: 3419: 3403: 3398: 3397: 3393: 3373: 3372: 3368: 3145: 3143: 3142: 3137: 3132: 3131: 3130: 3118: 3113: 3112: 3108: 3092: 3087: 3086: 3082: 3062: 3061: 3049: 3038: 3033: 3032: 3028: 2921: 2892: 2890: 2889: 2884: 2879: 2878: 2877: 2865: 2860: 2859: 2855: 2839: 2834: 2833: 2829: 2803: 2798: 2797: 2793: 2631: 2629: 2628: 2623: 2618: 2616: 2615: 2606: 2604: 2601: 2599: 2589: 2586: 2584: 2574: 2534: 2532: 2531: 2526: 2518: 2517: 2514: 2512: 2511: 2506: 2501: 2494: 2493: 2490: 2488: 2468: 2466: 2465: 2460: 2452: 2451: 2448: 2446: 2426: 2424: 2423: 2418: 2416: 2415: 2412: 2410: 2404: 2403: 2391: 2390: 2387: 2385: 2384: 2379: 2374: 2370: 2369: 2360: 2359: 2347: 2346: 2343: 2341: 2321: 2319: 2318: 2313: 2311: 2310: 2301: 2296: 2295: 2292: 2283: 2282: 2279: 2277: 2250: 2248: 2247: 2242: 2234: 2233: 2230: 2228: 2227: 2222: 2217: 2213: 2212: 2197: 2196: 2193: 2191: 2171: 2169: 2168: 2163: 2155: 2154: 2151: 2149: 2129: 2127: 2126: 2121: 2119: 2118: 2115: 2113: 2107: 2106: 2091: 2090: 2087: 2085: 2084: 2079: 2074: 2070: 2069: 2054: 2053: 2050: 2048: 2028: 2026: 2025: 2020: 2018: 2017: 2014: 2005: 2004: 2001: 1999: 1971: 1969: 1968: 1963: 1955: 1954: 1951: 1949: 1948: 1943: 1938: 1934: 1933: 1918: 1917: 1914: 1912: 1892: 1890: 1889: 1884: 1876: 1875: 1872: 1870: 1850: 1848: 1847: 1842: 1840: 1839: 1836: 1834: 1828: 1827: 1806: 1805: 1802: 1800: 1799: 1794: 1789: 1785: 1784: 1769: 1768: 1765: 1763: 1743: 1741: 1740: 1735: 1733: 1732: 1729: 1714: 1713: 1710: 1708: 1680: 1678: 1677: 1672: 1664: 1663: 1660: 1658: 1657: 1652: 1647: 1640: 1639: 1636: 1634: 1614: 1612: 1611: 1606: 1598: 1597: 1594: 1592: 1572: 1570: 1569: 1564: 1562: 1561: 1558: 1556: 1541: 1540: 1537: 1535: 1534: 1529: 1524: 1520: 1519: 1504: 1503: 1500: 1498: 1478: 1476: 1475: 1470: 1468: 1467: 1464: 1458: 1457: 1439: 1438: 1435: 1433: 1408: 1406: 1405: 1400: 1392: 1391: 1388: 1386: 1385: 1380: 1375: 1368: 1367: 1364: 1362: 1342: 1340: 1339: 1334: 1326: 1325: 1322: 1320: 1300: 1298: 1297: 1292: 1290: 1289: 1286: 1284: 1278: 1277: 1256: 1255: 1252: 1250: 1249: 1244: 1239: 1235: 1234: 1219: 1218: 1215: 1213: 1193: 1191: 1190: 1185: 1183: 1182: 1179: 1164: 1163: 1160: 1158: 1118: 1117: 1095: 1093: 1092: 1087: 1032: 1023: 1004:electric current 617: 616: 566:  (dynamic 565: 563: 562: 557: 555: 553: 545: 537: 535: 508: 506: 505: 500: 498: 496: 495: 483: 458: 456: 455: 450: 448: 447: 439: 430: 429: 421: 396: 394: 393: 388: 386: 384: 383: 382: 369: 365: 364: 354: 330: 328: 327: 322: 320: 318: 310: 302: 165: 163: 157: 149: 141: 137: 90:electromagnetism 21: 6922: 6921: 6917: 6916: 6915: 6913: 6912: 6911: 6877: 6876: 6875: 6870: 6844: 6818: 6758: 6702: 6656: 6575: 6464: 6267: 6222: 6195: 6153: 6110: 6068: 6023: 6018: 5981: 5979: 5975: 5960: 5930: 5904: 5871: 5866: 5865: 5854: 5850: 5837: 5833: 5786: 5782: 5769: 5765: 5758: 5736: 5732: 5725: 5711: 5707: 5700: 5684: 5680: 5673: 5651: 5638: 5599: 5595: 5585: 5583: 5574: 5573: 5569: 5554: 5550: 5543: 5521: 5514: 5505: 5503: 5499: 5491: 5487: 5478: 5476: 5472: 5464: 5460: 5450: 5448: 5444: 5438: 5434: 5425: 5423: 5410:Bramwell, Mr FJ 5383: 5379: 5366: 5362: 5340: 5336: 5319: 5315: 5306: 5304: 5296: 5295: 5291: 5282: 5280: 5272: 5271: 5267: 5262: 5257: 5211: 5165: 5161: 5157: 5148: 5129: 5123: 5085: 5065: 5062: 5059: 5057: 5031: 5028: 5025: 5023: 4999: 4996: 4993: 4991: 4982:Planck constant 4961: 4959: 4941: 4938: 4935: 4933: 4910: 4907: 4904: 4902: 4889: 4886: 4883: 4881: 4859: 4856: 4853: 4851: 4848: 4822: 4819: 4817: 4795: 4792: 4789: 4787: 4784: 4764: 4761: 4758: 4756: 4739: 4736: 4733: 4731: 4728: 4706: 4703: 4700: 4698: 4695: 4666: 4628: 4625: 4622: 4620: 4615:In this table, 4454: 4436: 4420: 4391: 4325: 4307: 4240: 4225: 4209: 4193: 4179: 4169: 4100: 4082: 3901:electric charge 3870: 3854: 3847: 3841: 3826: 3819: 3801: 3791: 3782: 3777: 3765: 3760: 3756: 3742: 3732: 3727: 3725: 3721: 3701:(capacitance), 3686: 3678: 3641: 3637: 3633: 3625: 3615: 3611: 3607: 3592: 3582: 3578: 3574: 3481: 3470: 3468: 3465: 3464: 3434: 3430: 3425: 3415: 3411: 3407: 3399: 3389: 3385: 3381: 3364: 3360: 3356: 3260: 3258: 3255: 3254: 3187: 3178: 3123: 3119: 3114: 3104: 3100: 3096: 3088: 3078: 3074: 3070: 3054: 3050: 3045: 3034: 3024: 3020: 3016: 2917: 2906: 2904: 2901: 2900: 2870: 2866: 2861: 2851: 2847: 2843: 2835: 2825: 2821: 2817: 2799: 2789: 2785: 2781: 2679: 2677: 2674: 2673: 2611: 2607: 2600: 2595: 2585: 2580: 2575: 2573: 2565: 2562: 2561: 2543: 2513: 2502: 2500: 2499: 2498: 2489: 2484: 2483: 2475: 2472: 2471: 2447: 2442: 2441: 2433: 2430: 2429: 2411: 2406: 2405: 2399: 2395: 2386: 2375: 2373: 2372: 2371: 2365: 2361: 2355: 2351: 2342: 2337: 2336: 2328: 2325: 2324: 2306: 2302: 2297: 2291: 2287: 2278: 2273: 2272: 2264: 2261: 2260: 2229: 2218: 2216: 2215: 2214: 2205: 2201: 2192: 2187: 2186: 2178: 2175: 2174: 2150: 2145: 2144: 2136: 2133: 2132: 2114: 2109: 2108: 2099: 2095: 2086: 2075: 2073: 2072: 2071: 2062: 2058: 2049: 2044: 2043: 2035: 2032: 2031: 2013: 2009: 2000: 1995: 1994: 1986: 1983: 1982: 1950: 1939: 1937: 1936: 1935: 1926: 1922: 1913: 1908: 1907: 1899: 1896: 1895: 1871: 1866: 1865: 1857: 1854: 1853: 1835: 1830: 1829: 1820: 1816: 1801: 1790: 1788: 1787: 1786: 1777: 1773: 1764: 1759: 1758: 1750: 1747: 1746: 1728: 1724: 1709: 1704: 1703: 1695: 1692: 1691: 1659: 1648: 1646: 1645: 1644: 1635: 1630: 1629: 1621: 1618: 1617: 1593: 1588: 1587: 1579: 1576: 1575: 1557: 1552: 1551: 1536: 1525: 1523: 1522: 1521: 1512: 1508: 1499: 1494: 1493: 1485: 1482: 1481: 1463: 1459: 1453: 1449: 1434: 1429: 1428: 1420: 1417: 1416: 1387: 1376: 1374: 1373: 1372: 1363: 1358: 1357: 1349: 1346: 1345: 1321: 1316: 1315: 1307: 1304: 1303: 1285: 1280: 1279: 1270: 1266: 1251: 1240: 1238: 1237: 1236: 1227: 1223: 1214: 1209: 1208: 1200: 1197: 1196: 1178: 1174: 1159: 1154: 1153: 1145: 1142: 1141: 1068: 1065: 1064: 1050:electric charge 1021: 1019: 995:electromagnetic 991: 986: 632:Unit definition 623:Quantity symbol 615: 546: 538: 536: 531: 520: 517: 516: 491: 487: 482: 474: 471: 470: 438: 437: 420: 419: 408: 405: 404: 378: 374: 370: 360: 356: 355: 353: 342: 339: 338: 311: 303: 301: 293: 290: 289: 271: 244:electrodynamics 211:William Thomson 195: 161: 159: 158:), is equal to 155: 147: 139: 135: 80:as the unit of 72:as the unit of 64:as the unit of 42: 35: 28: 23: 22: 15: 12: 11: 5: 6920: 6910: 6909: 6904: 6899: 6894: 6889: 6872: 6871: 6869: 6868: 6863: 6858: 6856:Absolute scale 6852: 6850: 6846: 6845: 6843: 6842: 6837: 6832: 6826: 6824: 6820: 6819: 6817: 6816: 6811: 6806: 6801: 6796: 6791: 6786: 6781: 6776: 6770: 6768: 6764: 6763: 6760: 6759: 6757: 6756: 6751: 6746: 6741: 6736: 6731: 6726: 6721: 6716: 6710: 6708: 6704: 6703: 6701: 6700: 6695: 6690: 6685: 6680: 6675: 6670: 6664: 6662: 6658: 6657: 6655: 6654: 6649: 6644: 6639: 6634: 6629: 6624: 6619: 6614: 6609: 6604: 6599: 6594: 6589: 6583: 6581: 6577: 6576: 6574: 6573: 6568: 6563: 6558: 6553: 6548: 6543: 6538: 6533: 6528: 6523: 6518: 6513: 6508: 6503: 6498: 6493: 6488: 6483: 6478: 6472: 6470: 6466: 6465: 6463: 6462: 6457: 6452: 6447: 6442: 6437: 6432: 6427: 6422: 6417: 6412: 6407: 6402: 6397: 6392: 6387: 6382: 6377: 6372: 6367: 6362: 6361: 6360: 6350: 6345: 6344: 6343: 6338: 6328: 6323: 6318: 6317: 6316: 6311: 6301: 6296: 6291: 6286: 6281: 6275: 6273: 6269: 6268: 6266: 6265: 6260: 6254: 6248: 6241: 6239: 6232: 6228: 6227: 6224: 6223: 6221: 6220: 6214: 6209: 6203: 6201: 6197: 6196: 6194: 6193: 6188: 6183: 6178: 6172: 6170: 6163: 6159: 6158: 6155: 6154: 6152: 6151: 6146: 6141: 6136: 6131: 6126: 6120: 6118: 6112: 6111: 6109: 6108: 6102: 6097: 6092: 6087: 6082: 6076: 6074: 6070: 6069: 6067: 6066: 6065: 6064: 6054: 6049: 6044: 6038: 6036: 6029: 6025: 6024: 6017: 6016: 6009: 6002: 5994: 5988: 5987: 5965:Physics 221A, 5950: 5934: 5928: 5908: 5902: 5870: 5867: 5864: 5863: 5848: 5831: 5780: 5763: 5756: 5730: 5723: 5705: 5698: 5678: 5671: 5636: 5593: 5567: 5548: 5541: 5512: 5485: 5458: 5432: 5386:Thomson, Sir W 5377: 5360: 5334: 5313: 5289: 5264: 5263: 5261: 5258: 5256: 5255: 5250: 5245: 5240: 5235: 5230: 5225: 5219: 5218: 5217: 5210: 5207: 5189:speed of light 5146: 5127: 5084: 5081: 5078: 5077: 5055: 5050: 5048:speed of light 5044: 5043: 5021: 5016: 5012: 5011: 4989: 4984: 4978: 4977: 4957: 4952: 4946: 4945: 4931: 4926: 4920: 4919: 4899: 4898: 4879: 4874: 4868: 4867: 4849: 4846: 4841: 4835: 4834: 4815: 4810: 4804: 4803: 4785: 4782: 4777: 4771: 4770: 4753: 4752: 4729: 4726: 4721: 4715: 4714: 4696: 4693: 4688: 4682: 4681: 4678: 4675: 4665: 4662: 4634:speed of light 4611: 4610: 4604: 4603:) statH (s/cm) 4597: 4591: 4586: 4580: 4579: 4573: 4562: 4556: 4551: 4545: 4544: 4534: 4519: 4509: 4504: 4498: 4497: 4491: 4480: 4474: 4469: 4463: 4462: 4451: 4433: 4423: 4418: 4412: 4411: 4405: 4398: 4392: 4389: 4386: 4380: 4379: 4368: 4354: 4344: 4339: 4333: 4332: 4322: 4304: 4294: 4289: 4283: 4282: 4276: 4269: 4263: 4258: 4252: 4251: 4237: 4222: 4212: 4207: 4201: 4200: 4190: 4176: 4170: 4167: 4164: 4158: 4157: 4147: 4133: 4123: 4118: 4112: 4111: 4097: 4079: 4069: 4064: 4058: 4057: 4047: 4032: 4022: 4017: 4015:electric field 4011: 4010: 4004: 3993: 3987: 3978: 3968: 3967: 3960: 3949: 3943: 3938: 3932: 3931: 3925: 3914: 3908: 3903: 3897: 3896: 3893: 3888: 3885: 3882: 3879: 3869: 3866: 3858:Gaussian units 3853: 3852:Other variants 3850: 3845: 3839: 3824: 3817: 3799: 3789: 3705:(resistance), 3685: 3682: 3677: 3674: 3666: 3665: 3654: 3648: 3644: 3640: 3636: 3632: 3628: 3622: 3618: 3614: 3610: 3605: 3602: 3599: 3595: 3589: 3585: 3581: 3577: 3573: 3570: 3567: 3563: 3560: 3557: 3554: 3551: 3548: 3545: 3542: 3538: 3535: 3532: 3528: 3525: 3522: 3519: 3516: 3513: 3510: 3507: 3504: 3501: 3498: 3494: 3491: 3488: 3484: 3480: 3477: 3473: 3458: 3457: 3446: 3440: 3437: 3433: 3428: 3422: 3418: 3414: 3410: 3406: 3402: 3396: 3392: 3388: 3384: 3379: 3376: 3371: 3367: 3363: 3359: 3355: 3352: 3349: 3345: 3342: 3339: 3336: 3333: 3330: 3327: 3324: 3321: 3317: 3314: 3311: 3307: 3304: 3301: 3298: 3295: 3292: 3289: 3286: 3283: 3280: 3276: 3273: 3270: 3267: 3263: 3246:Therefore, in 3186: 3183: 3177: 3174: 3147: 3146: 3135: 3129: 3126: 3122: 3117: 3111: 3107: 3103: 3099: 3095: 3091: 3085: 3081: 3077: 3073: 3068: 3065: 3060: 3057: 3053: 3048: 3044: 3041: 3037: 3031: 3027: 3023: 3019: 3015: 3012: 3009: 3005: 3002: 2999: 2996: 2993: 2990: 2987: 2984: 2981: 2977: 2974: 2971: 2967: 2964: 2961: 2958: 2955: 2952: 2949: 2946: 2943: 2940: 2937: 2934: 2930: 2927: 2924: 2920: 2916: 2913: 2909: 2894: 2893: 2882: 2876: 2873: 2869: 2864: 2858: 2854: 2850: 2846: 2842: 2838: 2832: 2828: 2824: 2820: 2815: 2812: 2809: 2806: 2802: 2796: 2792: 2788: 2784: 2780: 2777: 2774: 2770: 2767: 2764: 2761: 2758: 2755: 2752: 2749: 2745: 2742: 2739: 2735: 2732: 2729: 2726: 2723: 2720: 2717: 2714: 2711: 2708: 2705: 2702: 2699: 2695: 2692: 2689: 2686: 2682: 2633: 2632: 2621: 2614: 2610: 2598: 2594: 2583: 2579: 2572: 2569: 2542: 2539: 2536: 2535: 2524: 2521: 2509: 2505: 2497: 2487: 2482: 2479: 2469: 2458: 2455: 2445: 2440: 2437: 2427: 2409: 2402: 2398: 2394: 2382: 2378: 2368: 2364: 2358: 2354: 2350: 2340: 2335: 2332: 2322: 2309: 2305: 2300: 2290: 2286: 2276: 2271: 2268: 2258: 2252: 2251: 2240: 2237: 2225: 2221: 2211: 2208: 2204: 2200: 2190: 2185: 2182: 2172: 2161: 2158: 2148: 2143: 2140: 2130: 2112: 2105: 2102: 2098: 2094: 2082: 2078: 2068: 2065: 2061: 2057: 2047: 2042: 2039: 2029: 2012: 2008: 1998: 1993: 1990: 1980: 1973: 1972: 1961: 1958: 1946: 1942: 1932: 1929: 1925: 1921: 1911: 1906: 1903: 1893: 1882: 1879: 1869: 1864: 1861: 1851: 1833: 1826: 1823: 1819: 1815: 1812: 1809: 1797: 1793: 1783: 1780: 1776: 1772: 1762: 1757: 1754: 1744: 1727: 1723: 1720: 1717: 1707: 1702: 1699: 1689: 1682: 1681: 1670: 1667: 1655: 1651: 1643: 1633: 1628: 1625: 1615: 1604: 1601: 1591: 1586: 1583: 1573: 1555: 1550: 1547: 1544: 1532: 1528: 1518: 1515: 1511: 1507: 1497: 1492: 1489: 1479: 1462: 1456: 1452: 1448: 1445: 1442: 1432: 1427: 1424: 1414: 1410: 1409: 1398: 1395: 1383: 1379: 1371: 1361: 1356: 1353: 1343: 1332: 1329: 1319: 1314: 1311: 1301: 1283: 1276: 1273: 1269: 1265: 1262: 1259: 1247: 1243: 1233: 1230: 1226: 1222: 1212: 1207: 1204: 1194: 1177: 1173: 1170: 1167: 1157: 1152: 1149: 1139: 1135: 1134: 1133:Faraday's law 1131: 1128: 1125: 1122: 1106: 1105: 1101: 1085: 1082: 1078: 1075: 1072: 990: 987: 985: 982: 979: 978: 975: 972: 969: 964: 959: 953: 952: 949: 946: 943: 938: 933: 926: 925: 919: 916: 913: 908: 903: 896: 895: 889: 886: 883: 878: 873: 867: 866: 860: 857: 854: 848: 843: 837: 836: 830: 827: 824: 819: 814: 808: 807: 801: 798: 795: 790: 785: 779: 778: 775: 772: 769: 764: 759: 753: 752: 749: 746: 743: 740: 735: 729: 728: 725: 722: 719: 714: 709: 703: 702: 699: 693: 690: 685: 680: 674: 673: 670: 664: 661: 656: 647: 637: 636: 633: 630: 627: 624: 621: 614: 611: 610: 609: 602: 601: 598: 595: 580: 579: 552: 549: 544: 541: 534: 530: 527: 524: 514: 494: 490: 486: 481: 478: 468: 445: 442: 436: 433: 427: 424: 418: 415: 412: 402: 381: 377: 373: 368: 363: 359: 352: 349: 346: 336: 317: 314: 309: 306: 300: 297: 270: 267: 194: 191: 183:Gaussian units 26: 9: 6: 4: 3: 2: 6919: 6908: 6905: 6903: 6902:Metric system 6900: 6898: 6895: 6893: 6890: 6888: 6885: 6884: 6882: 6867: 6864: 6862: 6859: 6857: 6854: 6853: 6851: 6847: 6841: 6838: 6836: 6833: 6831: 6828: 6827: 6825: 6823:List articles 6821: 6815: 6812: 6810: 6807: 6805: 6802: 6800: 6797: 6795: 6792: 6790: 6787: 6785: 6782: 6780: 6777: 6775: 6772: 6771: 6769: 6765: 6755: 6752: 6750: 6747: 6745: 6742: 6740: 6737: 6735: 6732: 6730: 6727: 6725: 6722: 6720: 6717: 6715: 6712: 6711: 6709: 6707:South America 6705: 6699: 6696: 6694: 6691: 6689: 6686: 6684: 6681: 6679: 6676: 6674: 6671: 6669: 6666: 6665: 6663: 6661:North America 6659: 6653: 6650: 6648: 6645: 6643: 6642:South African 6640: 6638: 6635: 6633: 6630: 6628: 6625: 6623: 6620: 6618: 6615: 6613: 6610: 6608: 6605: 6603: 6600: 6598: 6595: 6593: 6590: 6588: 6585: 6584: 6582: 6578: 6572: 6569: 6567: 6564: 6562: 6559: 6557: 6554: 6552: 6549: 6547: 6544: 6542: 6539: 6537: 6534: 6532: 6529: 6527: 6524: 6522: 6519: 6517: 6514: 6512: 6509: 6507: 6504: 6502: 6499: 6497: 6494: 6492: 6489: 6487: 6484: 6482: 6479: 6477: 6474: 6473: 6471: 6467: 6461: 6458: 6456: 6453: 6451: 6448: 6446: 6443: 6441: 6438: 6436: 6433: 6431: 6428: 6426: 6423: 6421: 6418: 6416: 6413: 6411: 6408: 6406: 6403: 6401: 6398: 6396: 6393: 6391: 6390:Luxembourgian 6388: 6386: 6383: 6381: 6378: 6376: 6373: 6371: 6368: 6366: 6363: 6359: 6356: 6355: 6354: 6351: 6349: 6346: 6342: 6339: 6337: 6334: 6333: 6332: 6329: 6327: 6324: 6322: 6319: 6315: 6312: 6310: 6307: 6306: 6305: 6302: 6300: 6297: 6295: 6292: 6290: 6287: 6285: 6282: 6280: 6277: 6276: 6274: 6270: 6264: 6263:gravitational 6261: 6258: 6255: 6252: 6249: 6246: 6243: 6242: 6240: 6236: 6233: 6229: 6218: 6215: 6213: 6210: 6208: 6205: 6204: 6202: 6198: 6192: 6189: 6187: 6184: 6182: 6179: 6177: 6174: 6173: 6171: 6167: 6164: 6160: 6150: 6147: 6145: 6142: 6140: 6137: 6135: 6132: 6130: 6127: 6125: 6122: 6121: 6119: 6117: 6113: 6106: 6103: 6101: 6098: 6096: 6093: 6091: 6088: 6086: 6083: 6081: 6080:Apothecaries' 6078: 6077: 6075: 6071: 6063: 6060: 6059: 6058: 6055: 6053: 6050: 6048: 6045: 6043: 6040: 6039: 6037: 6033: 6030: 6026: 6022: 6015: 6010: 6008: 6003: 6001: 5996: 5995: 5992: 5974: 5970: 5968: 5959: 5956:(Fall 2017). 5955: 5951: 5947: 5943: 5939: 5938:Kent, William 5935: 5931: 5929:0-471-30932-X 5925: 5921: 5917: 5913: 5909: 5905: 5903:0-13-805326-X 5899: 5895: 5894:Prentice Hall 5890: 5889: 5882: 5877: 5873: 5872: 5859: 5852: 5844: 5843: 5835: 5827: 5823: 5818: 5813: 5808: 5803: 5799: 5795: 5791: 5784: 5776: 5775: 5767: 5759: 5757:3-527-61742-6 5753: 5749: 5744: 5743: 5734: 5726: 5724:0-86341-237-8 5720: 5716: 5709: 5701: 5695: 5691: 5690: 5682: 5674: 5672:1-85233-682-X 5668: 5664: 5659: 5658: 5649: 5647: 5645: 5643: 5641: 5632: 5628: 5624: 5620: 5616: 5612: 5608: 5604: 5597: 5581: 5577: 5571: 5563: 5559: 5552: 5544: 5542:0-471-30932-X 5538: 5534: 5529: 5528: 5519: 5517: 5498: 5497: 5489: 5471: 5470: 5462: 5443: 5436: 5421: 5420: 5415: 5411: 5407: 5403: 5399: 5398:Stoney, Mr GJ 5395: 5391: 5387: 5381: 5373: 5372: 5364: 5358: 5352: 5348: 5344: 5338: 5329: 5324: 5317: 5303: 5299: 5293: 5279: 5275: 5269: 5265: 5254: 5251: 5249: 5246: 5244: 5241: 5239: 5236: 5234: 5231: 5229: 5226: 5224: 5221: 5220: 5216: 5213: 5212: 5206: 5204: 5200: 5197: 5193: 5190: 5186: 5182: 5178: 5177:natural units 5173: 5171: 5155: 5150: 5149:equaling 1). 5145: 5141: 5137: 5133: 5121: 5116: 5114: 5110: 5106: 5102: 5098: 5094: 5090: 5075: 5071: 5056: 5054: 5051: 5049: 5046: 5045: 5041: 5037: 5022: 5020: 5017: 5014: 5013: 5009: 5005: 4990: 4988: 4985: 4983: 4980: 4979: 4975: 4971: 4967: 4958: 4956: 4953: 4951: 4948: 4947: 4932: 4930: 4927: 4925: 4922: 4921: 4916: 4901: 4900: 4895: 4880: 4878: 4873: 4869: 4865: 4850: 4845: 4842: 4840: 4839:electron mass 4837: 4836: 4832: 4828: 4816: 4814: 4811: 4809: 4806: 4805: 4801: 4786: 4781: 4778: 4776: 4773: 4772: 4755: 4754: 4749: 4745: 4730: 4725: 4720: 4719:Bohr magneton 4716: 4712: 4697: 4692: 4689: 4687: 4684: 4683: 4679: 4676: 4673: 4672: 4661: 4659: 4655: 4651: 4648:) cm in ESU; 4647: 4643: 4639: 4638:corresponding 4635: 4618: 4609: 4605: 4602: 4596: 4592: 4590: 4587: 4585: 4582: 4581: 4578: 4574: 4571: 4567: 4561: 4557: 4555: 4552: 4550: 4547: 4546: 4543: 4539: 4535: 4532: 4528: 4524: 4518: 4514: 4510: 4508: 4505: 4503: 4500: 4499: 4496: 4492: 4489: 4485: 4479: 4475: 4473: 4470: 4468: 4465: 4464: 4460: 4450: 4446: 4442: 4434: 4432: 4428: 4424: 4419: 4417: 4414: 4413: 4410: 4403: 4399: 4397: 4393: 4387: 4385: 4384:magnetic flux 4382: 4381: 4377: 4373: 4367: 4363: 4359: 4355: 4353: 4349: 4345: 4343: 4340: 4338: 4335: 4334: 4331: 4321: 4317: 4313: 4305: 4303: 4299: 4295: 4293: 4290: 4288: 4285: 4284: 4281: 4274: 4270: 4268: 4264: 4262: 4259: 4257: 4254: 4253: 4250: 4246: 4238: 4235: 4231: 4221: 4217: 4213: 4208: 4206: 4203: 4202: 4199: 4191: 4189: 4185: 4175: 4171: 4165: 4163: 4162:electric flux 4160: 4159: 4156: 4152: 4148: 4146: 4142: 4138: 4132: 4128: 4124: 4122: 4119: 4117: 4114: 4113: 4110: 4106: 4098: 4096: 4092: 4088: 4078: 4074: 4070: 4068: 4065: 4063: 4060: 4059: 4056: 4052: 4048: 4045: 4041: 4037: 4031: 4027: 4023: 4021: 4018: 4016: 4013: 4012: 4009: 4005: 4002: 3998: 3992: 3988: 3986: 3982: 3979: 3977: 3973: 3970: 3969: 3965: 3961: 3958: 3954: 3948: 3944: 3942: 3939: 3937: 3934: 3933: 3930: 3926: 3923: 3919: 3913: 3909: 3907: 3904: 3902: 3899: 3898: 3894: 3892: 3891:Gaussian unit 3889: 3886: 3883: 3880: 3877: 3876: 3865: 3863: 3859: 3849: 3844: 3838: 3834: 3830: 3823: 3816: 3811: 3809: 3804: 3798: 3794: 3788: 3780: 3774: 3771: 3763: 3752: 3749: 3745: 3739: 3735: 3726:𝜆′ = 4 3718: 3714: 3712: 3708: 3704: 3700: 3695: 3691: 3681: 3673: 3671: 3652: 3646: 3642: 3638: 3626: 3620: 3616: 3612: 3603: 3600: 3593: 3587: 3583: 3579: 3561: 3558: 3526: 3523: 3492: 3489: 3482: 3471: 3463: 3462: 3461: 3444: 3438: 3435: 3426: 3420: 3416: 3412: 3400: 3394: 3390: 3386: 3377: 3374: 3369: 3365: 3361: 3343: 3340: 3305: 3302: 3274: 3271: 3261: 3253: 3252: 3251: 3249: 3243: 3241: 3237: 3233: 3229: 3223: 3221: 3217: 3216: 3211: 3207: 3202: 3200: 3196: 3192: 3182: 3173: 3169: 3167: 3163: 3159: 3154: 3152: 3133: 3127: 3124: 3115: 3109: 3105: 3101: 3089: 3083: 3079: 3075: 3066: 3063: 3058: 3055: 3046: 3035: 3029: 3025: 3021: 3003: 3000: 2965: 2962: 2928: 2925: 2918: 2907: 2899: 2898: 2897: 2880: 2874: 2871: 2862: 2856: 2852: 2848: 2836: 2830: 2826: 2822: 2813: 2810: 2800: 2794: 2790: 2786: 2768: 2765: 2733: 2730: 2693: 2690: 2680: 2672: 2671: 2670: 2666: 2664: 2660: 2654: 2652: 2648: 2647: 2642: 2638: 2619: 2612: 2608: 2596: 2592: 2581: 2577: 2570: 2567: 2560: 2559: 2558: 2556: 2552: 2551:Coulomb's law 2548: 2522: 2519: 2507: 2495: 2480: 2470: 2456: 2453: 2438: 2428: 2400: 2396: 2392: 2380: 2366: 2362: 2356: 2352: 2348: 2333: 2323: 2307: 2303: 2298: 2288: 2284: 2269: 2259: 2257: 2254: 2253: 2238: 2235: 2223: 2209: 2206: 2202: 2198: 2183: 2173: 2159: 2156: 2141: 2131: 2103: 2100: 2096: 2092: 2080: 2066: 2063: 2059: 2055: 2040: 2030: 2010: 2006: 1991: 1981: 1979: 1975: 1974: 1959: 1956: 1944: 1930: 1927: 1923: 1919: 1904: 1894: 1880: 1877: 1862: 1852: 1824: 1821: 1817: 1813: 1810: 1807: 1795: 1781: 1778: 1774: 1770: 1755: 1745: 1725: 1721: 1718: 1715: 1700: 1690: 1688: 1684: 1683: 1668: 1665: 1653: 1641: 1626: 1616: 1602: 1599: 1584: 1574: 1548: 1545: 1542: 1530: 1516: 1513: 1509: 1505: 1490: 1480: 1460: 1454: 1450: 1446: 1443: 1440: 1425: 1415: 1412: 1411: 1396: 1393: 1381: 1369: 1354: 1344: 1330: 1327: 1312: 1302: 1274: 1271: 1267: 1263: 1260: 1257: 1245: 1231: 1228: 1224: 1220: 1205: 1195: 1175: 1171: 1168: 1165: 1150: 1140: 1137: 1136: 1120: 1119: 1116: 1114: 1110: 1102: 1099: 1083: 1080: 1076: 1073: 1070: 1062: 1058: 1054: 1051: 1047: 1046: 1040: 1036: 1031: 1027: 1017: 1013: 1009: 1005: 1001: 1000: 999: 996: 976: 973: 970: 968: 965: 963: 960: 958: 955: 954: 950: 947: 944: 942: 939: 937: 934: 932: 928: 927: 924: 920: 917: 914: 912: 909: 907: 904: 902: 898: 897: 894: 890: 887: 884: 882: 879: 877: 874: 872: 869: 868: 865: 861: 858: 855: 852: 849: 847: 844: 842: 839: 838: 835: 831: 828: 825: 823: 820: 818: 815: 813: 810: 809: 806: 802: 799: 796: 794: 791: 789: 786: 784: 781: 780: 776: 773: 770: 768: 765: 763: 760: 758: 755: 754: 750: 747: 744: 741: 739: 736: 734: 731: 730: 726: 723: 720: 718: 715: 713: 710: 708: 705: 704: 700: 698: 694: 691: 689: 686: 684: 681: 679: 676: 675: 671: 669: 665: 662: 660: 657: 655: 651: 648: 646: 642: 639: 638: 634: 631: 628: 626:CGS unit name 625: 622: 619: 618: 607: 606: 605: 599: 596: 593: 592: 591: 589: 585: 577: 573: 569: 550: 547: 542: 539: 532: 528: 525: 522: 515: 512: 492: 488: 484: 479: 476: 469: 466: 462: 440: 434: 431: 422: 416: 413: 410: 403: 400: 379: 375: 371: 366: 361: 357: 350: 347: 344: 337: 334: 315: 312: 307: 304: 298: 295: 288: 287: 286: 284: 283:derived units 280: 275: 266: 264: 260: 256: 251: 249: 245: 241: 237: 233: 229: 223: 221: 215: 212: 208: 204: 200: 190: 188: 184: 180: 176: 172: 167: 156:1 kg⋅m/s 153: 148:1 g⋅cm/s 145: 140:1000 g = 1 kg 133: 129: 125: 121: 117: 112: 110: 106: 102: 99:based on the 98: 93: 91: 87: 83: 79: 75: 71: 67: 63: 60:based on the 59: 58:metric system 55: 51: 47: 40: 33: 19: 6804:Mesopotamian 6698:Puerto Rican 6256: 6095:Astronomical 5980:. Retrieved 5964: 5941: 5915: 5887: 5857: 5851: 5841: 5834: 5797: 5793: 5783: 5773: 5766: 5741: 5733: 5714: 5708: 5688: 5681: 5656: 5609:(2): N1–N4. 5606: 5602: 5596: 5584:. Retrieved 5579: 5570: 5561: 5551: 5526: 5504:, retrieved 5495: 5488: 5477:, retrieved 5468: 5461: 5449:. Retrieved 5435: 5424:. Retrieved 5418: 5380: 5370: 5363: 5350: 5346: 5343:Gauss, C. F. 5337: 5316: 5305:. Retrieved 5301: 5292: 5281:. Retrieved 5277: 5268: 5198: 5191: 5185:electronvolt 5174: 5151: 5143: 5135: 5117: 5086: 5052: 5018: 4986: 4954: 4928: 4876: 4843: 4812: 4779: 4723: 4690: 4657: 4653: 4649: 4645: 4641: 4637: 4616: 4614: 4600: 4588: 4565: 4553: 4522: 4506: 4483: 4471: 4440: 4416:permeability 4401: 4357: 4341: 4311: 4291: 4272: 4260: 4229: 4205:permittivity 4183: 4136: 4120: 4086: 4066: 4035: 4019: 3996: 3984: 3980: 3952: 3940: 3917: 3905: 3855: 3842: 3836: 3832: 3828: 3821: 3814: 3812: 3802: 3796: 3792: 3786: 3778: 3772: 3769: 3761: 3753: 3747: 3743: 3737: 3733: 3719: 3715: 3687: 3679: 3676:EMU notation 3669: 3667: 3459: 3247: 3245: 3227: 3225: 3219: 3213: 3209: 3205: 3203: 3194: 3190: 3188: 3179: 3176:Unit symbols 3170: 3155: 3150: 3148: 2895: 2668: 2656: 2650: 2644: 2640: 2636: 2634: 2546: 2544: 1124:Gauss's law 1111: 1107: 1060: 1056: 1052: 1043: 992: 961: 951:10 m/s 935: 905: 875: 845: 816: 787: 777:10 m/s 761: 757:acceleration 751:10 m/s 737: 711: 682: 653: 649: 635:In SI units 603: 581: 572:shear stress 276: 272: 252: 248:astrophysics 224: 216: 196: 168: 136:100 cm = 1 m 132:powers of 10 113: 94: 53: 49: 45: 43: 6668:Costa Rican 6632:Seychellois 6541:Singaporean 6336:Traditional 6191:Metrication 6129:Geometrised 6085:Avoirdupois 5800:(1): 9–12. 5406:Siemens, Dr 4775:Bohr radius 4549:capacitance 4502:resistivity 3220:emu current 2646:statcoulomb 1018:is exactly 977:100 m 701:10 kg 629:Unit symbol 570:defined as 240:engineering 164: dynes 6881:Categories 6754:Venezuelan 6739:Paraguayan 6693:Nicaraguan 6571:Vietnamese 6546:Sri Lankan 6531:Philippine 6491:Indonesian 6415:Portuguese 6309:Winchester 6212:Comparison 6162:Background 6100:Electrical 5982:2017-12-15 5586:25 October 5426:2012-04-08 5328:1506.01951 5307:2018-03-27 5283:2018-03-27 4584:inductance 4467:resistance 3232:centimetre 3201:as well). 3158:statampere 2659:centimetre 2651:esu charge 2553:without a 957:wavenumber 929:kinematic 853:per second 695:1/1000 of 672:10 m 659:centimetre 265:SI units. 259:centimetre 253:The units 222:standard. 97:MKS system 86:mechanical 84:. All CGS 76:, and the 62:centimetre 18:Cgs system 6892:Metrology 6749:Uruguayan 6734:Colombian 6724:Brazilian 6714:Argentine 6652:Tanzanian 6622:Mauritian 6592:Ethiopian 6556:Taiwanese 6526:Pakistani 6506:Mongolian 6481:Cambodian 6400:Norwegian 6370:Icelandic 6365:Hungarian 6358:Byzantine 6314:Exchequer 6062:Hong Kong 5111:, 1  5103:, or per 4674:Constant 3895:EMU unit 3878:Quantity 3627:⋅ 3594:⋅ 3483:⋅ 3436:− 3427:⋅ 3401:⋅ 3234:apart in 3168:/statC). 3125:− 3116:⋅ 3090:⋅ 3056:− 3047:⋅ 3036:⋅ 2872:− 2863:⋅ 2837:⋅ 2801:⋅ 2508:˙ 2481:× 2478:∇ 2439:⋅ 2436:∇ 2397:μ 2381:˙ 2363:ϵ 2353:μ 2349:− 2334:× 2331:∇ 2304:ϵ 2289:ρ 2270:⋅ 2267:∇ 2224:˙ 2207:− 2184:× 2181:∇ 2142:⋅ 2139:∇ 2101:− 2081:˙ 2064:− 2056:− 2041:× 2038:∇ 2011:ρ 1992:⋅ 1989:∇ 1945:˙ 1928:− 1905:× 1902:∇ 1863:⋅ 1860:∇ 1822:− 1814:π 1796:˙ 1779:− 1771:− 1756:× 1753:∇ 1726:ρ 1722:π 1701:⋅ 1698:∇ 1654:˙ 1627:× 1624:∇ 1585:⋅ 1582:∇ 1549:π 1531:˙ 1514:− 1506:− 1491:× 1488:∇ 1461:ρ 1447:π 1426:⋅ 1423:∇ 1382:˙ 1355:× 1352:∇ 1313:⋅ 1310:∇ 1272:− 1264:π 1246:˙ 1229:− 1221:− 1206:× 1203:∇ 1176:ρ 1172:π 1151:⋅ 1148:∇ 931:viscosity 901:viscosity 727:1 s 666:1/100 of 620:Quantity 568:viscosity 529:τ 523:η 444:→ 432:⋅ 426:→ 417:∫ 6835:Obsolete 6830:Humorous 6784:Egyptian 6744:Peruvian 6719:Bolivian 6683:Honduran 6647:Tunisian 6627:Moroccan 6617:Malagasy 6602:Eritrean 6597:Egyptian 6587:Algerian 6516:Nepalese 6496:Japanese 6430:Scottish 6420:Romanian 6321:Estonian 6231:Historic 6207:Overview 6176:Overview 6073:Specific 5973:Archived 5878:(1999). 5826:34565970 5631:43177051 5506:March 3, 5479:March 3, 5451:March 3, 5209:See also 5194:and the 5068:10  5034:10  5002:10  4964:10  4913:10  4892:10  4862:10  4825:10  4798:10  4742:10  4709:10  4640:but not 4457:) × 10) 4404:) statWb 4378:(Bi⋅cm) 4046:(dyn/Fr) 4003:(erg/Fr) 3887:ESU unit 3860:and the 3692:and the 3215:abampere 3164:(1  3162:statvolt 2637:franklin 1687:Gaussian 1413:CGS-EMU 1138:CGS-ESU 1024:10  1008:magnetic 921:10  918:g/(cm⋅s) 899:dynamic 891:10  888:g/(cm⋅s) 871:pressure 862:10  832:10  803:10  733:velocity 724:1 second 697:kilogram 645:position 576:gradient 511:pressure 509:  ( 459:  ( 397:  ( 333:velocity 279:coherent 263:prefixed 234:and the 130:are all 124:pressure 105:kilogram 6866:Modulor 6840:Unusual 6809:Persian 6767:Ancient 6729:Chilean 6688:Mexican 6678:Haitian 6607:Guinean 6511:Myanmar 6450:Swedish 6445:Spanish 6435:Serbian 6425:Russian 6405:Ottoman 6395:Maltese 6385:Latvian 6380:Italian 6326:Finnish 6304:English 6284:Cypriot 6279:Cornish 6186:History 6181:Outline 6116:Natural 6057:Chinese 6035:General 6028:Current 5817:6752159 5611:Bibcode 5416:(ed.). 5118:In the 5089:abvolts 4677:Symbol 4606:≘ (10) 4575:≘ (10) 4536:≘ (10) 4493:≘ (10) 4439:) × 10 4407:≘ (10) 4370:≘ (10) 4278:≘ (10) 4275:) statT 4149:≘ (10) 4049:≘ (10) 4006:≘ (10) 3976:voltage 3962:≘ (10) 3927:≘ (10) 3884:SI unit 3707:coulomb 2545:In the 1121:System 1098:coulomb 1039:integer 971:cm or K 193:History 175:voltage 6861:N-body 6799:Indian 6774:Arabic 6637:Somali 6612:Libyan 6580:Africa 6551:Syrian 6501:Korean 6486:Indian 6476:Afghan 6440:Slovak 6410:Polish 6348:German 6331:French 6294:Danish 6272:Europe 6238:Metric 6169:Metric 6149:Stoney 6139:Planck 6124:Atomic 5926:  5900:  5824:  5814:  5754:  5721:  5696:  5669:  5629:  5582:. NIST 5539:  5535:–784. 5353:: 3–44 4960:6.6743 4918:(EMU) 4769:(ESU) 4680:Value 4658:always 4599:≘ (10 4564:≘ (10 4521:≘ (10 4490:(s/cm) 4482:≘ (10 4400:≘ (10 4356:≘ (10 4328:× 10) 4271:≘ (10 4243:× 10) 4196:× 10) 4135:≘ (10 4103:× 10) 4034:≘ (10 3995:≘ (10 3959:(Fr/s) 3951:≘ (10 3916:≘ (10 3881:Symbol 3831:= 1/(4 3722:𝜆 = 1 3694:ampere 3236:vacuum 3199:ampere 1016:ampere 967:kayser 941:stokes 859:g⋅cm/s 829:g⋅cm/s 812:energy 800:g⋅cm/s 717:second 641:length 588:pascal 461:energy 246:, and 171:charge 152:newton 120:energy 78:second 68:, the 66:length 6849:Other 6814:Roman 6794:Hindu 6789:Greek 6673:Cuban 6561:Tatar 6521:Omani 6460:Welsh 6455:Swiss 6375:Irish 6353:Greek 6299:Dutch 6289:Czech 6259:(CGS) 6253:(MTS) 6247:(MKS) 6219:(FPS) 6200:UK/US 5976:(PDF) 5961:(PDF) 5946:Wiley 5920:Wiley 5665:–25. 5627:S2CID 5558:"cgs" 5500:(PDF) 5473:(PDF) 5445:(PDF) 5323:arXiv 5109:henry 5058:2.997 5024:1.054 4992:6.626 4934:0.007 4903:1.602 4882:4.803 4852:9.109 4818:1.380 4788:5.291 4757:2.780 4732:9.274 4699:1.660 4642:equal 4570:statF 4527:statΩ 4488:statΩ 4453:≘ ((4 4435:≘ ((4 4362:statA 4316:statA 4310:× 10 4228:× 10 4188:statC 4182:× 10 4141:statC 4091:statC 4085:× 10 4040:statV 4001:statV 3966:(Bi) 3957:statA 3922:statC 3835:× 10 3711:henry 3699:farad 3240:dynes 1012:metre 911:poise 881:barye 856:erg/s 841:power 783:force 668:metre 584:barye 116:force 101:metre 6566:Thai 6536:Pegu 6469:Asia 6107:(US) 6090:Troy 5924:ISBN 5898:ISBN 5822:PMID 5752:ISBN 5719:ISBN 5694:ISBN 5667:ISBN 5588:2015 5537:ISBN 5508:2024 5481:2024 5453:2024 5105:mole 5101:gram 4572:(cm) 4461:/cm 4324:≘ (4 4306:≘ (4 4239:≘ (4 4224:≘ (4 4192:≘ (4 4178:≘ (4 4099:≘ (4 4081:≘ (4 3985:V, E 3924:(Fr) 3785:/10) 3781:= (4 3776:and 3768:/10) 3764:= (4 3741:and 3724:and 3690:volt 3228:biot 3226:The 3206:biot 2663:dyne 1976:CGS- 1685:CGS- 948:cm/s 923:Pa⋅s 793:dyne 774:cm/s 748:cm/s 745:cm/s 707:time 688:gram 678:mass 465:work 257:and 255:gram 228:NIST 209:and 144:dyne 138:and 82:time 74:mass 70:gram 44:The 5812:PMC 5802:doi 5748:543 5619:doi 5533:775 5134:is 5113:ohm 5060:924 5036:erg 5029:817 5026:571 5004:erg 4994:070 4966:dyn 4942:564 4939:352 4936:297 4915:abC 4908:634 4905:176 4884:204 4854:383 4827:erg 4820:649 4793:105 4790:772 4762:273 4759:278 4744:erg 4737:066 4734:010 4704:069 4701:539 4650:but 4629:800 4626:245 4623:979 4608:abH 4577:abF 4538:abΩ 4533:(s) 4495:abΩ 4372:erg 4236:/cm 4198:abC 4151:abC 4105:abC 4051:abV 4008:abV 3964:abA 3929:abC 3848:). 3703:ohm 3218:or 3195:EMU 3166:erg 2649:or 2602:ESU 2587:ESU 1661:EMU 1637:EMU 1595:EMU 1559:EMU 1538:EMU 1501:EMU 1465:EMU 1436:EMU 1389:ESU 1365:ESU 1323:ESU 1287:ESU 1253:ESU 1216:ESU 1180:ESU 1161:ESU 851:erg 826:erg 822:erg 797:dyn 771:Gal 767:gal 162:000 160:100 134:as 54:cgs 52:or 50:CGS 6883:: 5971:. 5963:. 5944:. 5922:. 5918:. 5896:. 5892:. 5884:. 5820:. 5810:. 5798:83 5796:. 5792:. 5750:. 5663:20 5639:^ 5625:. 5617:. 5607:25 5605:. 5578:. 5560:. 5515:^ 5408:; 5404:; 5400:; 5396:; 5392:; 5388:; 5355:. 5349:, 5300:. 5276:. 5126:𝜖 5070:cm 5063:58 4997:15 4970:cm 4894:Fr 4887:71 4857:71 4800:cm 4621:29 4619:= 4593:1 4568:) 4558:1 4542:cm 4531:cm 4525:) 4511:1 4486:) 4476:1 4459:cm 4449:cm 4443:) 4425:1 4409:Mx 4396:Wb 4394:1 4366:cm 4360:) 4346:1 4330:Oe 4320:cm 4314:) 4296:1 4265:1 4249:cm 4234:cm 4232:) 4214:1 4186:) 4172:1 4155:cm 4145:cm 4139:) 4125:1 4109:cm 4095:cm 4089:) 4071:1 4055:cm 4044:cm 4038:) 4024:1 3999:) 3989:1 3983:/ 3974:/ 3955:) 3945:1 3920:) 3910:1 3864:. 3806:. 3795:+ 3748:qE 3746:= 3738:VI 3736:= 3210:Bi 2641:Fr 2515:SI 2491:SI 2449:SI 2413:SI 2388:SI 2344:SI 2293:SI 2280:SI 2256:SI 2231:LH 2194:LH 2152:LH 2116:LH 2088:LH 2051:LH 2015:LH 2002:LH 1063:, 974:cm 945:St 893:Pa 885:Ba 663:cm 652:, 643:, 578:). 250:. 220:SI 166:. 122:, 118:, 103:, 92:. 6013:e 6006:t 5999:v 5985:. 5948:. 5932:. 5906:. 5828:. 5804:: 5760:. 5727:. 5702:. 5675:. 5633:. 5621:: 5613:: 5590:. 5564:. 5545:. 5455:. 5429:. 5351:8 5331:. 5325:: 5310:. 5286:. 5199:ħ 5192:c 5166:π 5162:π 5158:π 5147:0 5144:ε 5136:c 5128:0 5124:π 5074:s 5072:/ 5066:× 5053:c 5040:s 5038:⋅ 5032:× 5019:ħ 5008:s 5006:⋅ 5000:× 4987:h 4974:g 4972:/ 4968:⋅ 4962:× 4955:G 4929:α 4911:× 4890:× 4877:e 4864:g 4860:× 4847:e 4844:m 4831:K 4829:/ 4823:× 4813:k 4796:× 4783:0 4780:a 4765:× 4748:G 4746:/ 4740:× 4727:B 4724:μ 4711:g 4707:× 4694:u 4691:m 4654:c 4646:c 4617:c 4601:c 4595:H 4589:L 4566:c 4560:F 4554:C 4540:⋅ 4529:⋅ 4523:c 4517:m 4515:⋅ 4513:Ω 4507:ρ 4484:c 4478:Ω 4472:R 4455:π 4447:/ 4445:s 4441:c 4437:π 4431:m 4429:/ 4427:H 4421:μ 4402:c 4390:m 4388:Φ 4376:G 4374:/ 4364:⋅ 4358:c 4352:m 4350:⋅ 4348:A 4342:μ 4326:π 4318:/ 4312:c 4308:π 4302:m 4300:/ 4298:A 4292:H 4280:G 4273:c 4267:T 4261:B 4247:/ 4245:s 4241:π 4230:c 4226:π 4220:m 4218:/ 4216:F 4210:ε 4194:π 4184:c 4180:π 4174:C 4168:e 4166:Φ 4153:⋅ 4143:⋅ 4137:c 4131:m 4129:⋅ 4127:C 4121:p 4107:/ 4101:π 4093:/ 4087:c 4083:π 4077:m 4075:/ 4073:C 4067:D 4053:/ 4042:/ 4036:c 4030:m 4028:/ 4026:V 4020:E 3997:c 3991:V 3981:φ 3953:c 3947:A 3941:I 3918:c 3912:C 3906:q 3846:0 3843:μ 3840:0 3837:ε 3833:π 3829:c 3825:0 3822:μ 3818:0 3815:ε 3803:M 3800:0 3797:μ 3793:H 3790:0 3787:μ 3783:π 3779:B 3773:H 3770:μ 3766:π 3762:B 3757:π 3755:4 3744:F 3734:P 3728:π 3670:q 3653:. 3647:2 3643:/ 3639:1 3635:m 3631:c 3621:2 3617:/ 3613:1 3609:g 3604:1 3601:= 3598:s 3588:2 3584:/ 3580:1 3576:e 3572:n 3569:y 3566:d 3562:1 3559:= 3556:e 3553:g 3550:r 3547:a 3544:h 3541:c 3537:u 3534:m 3531:e 3527:1 3524:= 3521:b 3518:m 3515:o 3512:l 3509:u 3506:o 3503:c 3500:b 3497:a 3493:1 3490:= 3487:s 3479:i 3476:B 3472:1 3445:. 3439:1 3432:s 3421:2 3417:/ 3413:1 3409:m 3405:c 3395:2 3391:/ 3387:1 3383:g 3378:1 3375:= 3370:2 3366:/ 3362:1 3358:e 3354:n 3351:y 3348:d 3344:1 3341:= 3338:t 3335:n 3332:e 3329:r 3326:r 3323:u 3320:c 3316:u 3313:m 3310:e 3306:1 3303:= 3300:e 3297:r 3294:e 3291:p 3288:m 3285:a 3282:b 3279:a 3275:1 3272:= 3269:i 3266:B 3262:1 3208:( 3193:( 3151:q 3134:. 3128:2 3121:s 3110:2 3106:/ 3102:3 3098:m 3094:c 3084:2 3080:/ 3076:1 3072:g 3067:1 3064:= 3059:1 3052:s 3043:m 3040:c 3030:2 3026:/ 3022:1 3018:e 3014:n 3011:y 3008:d 3004:1 3001:= 2998:t 2995:n 2992:e 2989:r 2986:r 2983:u 2980:c 2976:u 2973:s 2970:e 2966:1 2963:= 2960:e 2957:r 2954:e 2951:p 2948:m 2945:a 2942:t 2939:a 2936:t 2933:s 2929:1 2926:= 2923:s 2919:/ 2915:r 2912:F 2908:1 2881:. 2875:1 2868:s 2857:2 2853:/ 2849:3 2845:m 2841:c 2831:2 2827:/ 2823:1 2819:g 2814:1 2811:= 2808:m 2805:c 2795:2 2791:/ 2787:1 2783:e 2779:n 2776:y 2773:d 2769:1 2766:= 2763:e 2760:g 2757:r 2754:a 2751:h 2748:c 2744:u 2741:s 2738:e 2734:1 2731:= 2728:b 2725:m 2722:o 2719:l 2716:u 2713:o 2710:c 2707:t 2704:a 2701:t 2698:s 2694:1 2691:= 2688:r 2685:F 2681:1 2665:. 2639:( 2620:. 2613:2 2609:r 2597:2 2593:q 2582:1 2578:q 2571:= 2568:F 2523:0 2520:= 2504:B 2496:+ 2486:E 2457:0 2454:= 2444:B 2408:J 2401:0 2393:= 2377:E 2367:0 2357:0 2339:B 2308:0 2299:/ 2285:= 2275:E 2239:0 2236:= 2220:B 2210:1 2203:c 2199:+ 2189:E 2160:0 2157:= 2147:B 2111:J 2104:1 2097:c 2093:= 2077:E 2067:1 2060:c 2046:B 2007:= 1997:E 1960:0 1957:= 1952:G 1941:B 1931:1 1924:c 1920:+ 1915:G 1910:E 1881:0 1878:= 1873:G 1868:B 1837:G 1832:J 1825:1 1818:c 1811:4 1808:= 1803:G 1792:E 1782:1 1775:c 1766:G 1761:B 1730:G 1719:4 1716:= 1711:G 1706:E 1669:0 1666:= 1650:B 1642:+ 1632:E 1603:0 1600:= 1590:B 1554:J 1546:4 1543:= 1527:E 1517:2 1510:c 1496:B 1455:2 1451:c 1444:4 1441:= 1431:E 1397:0 1394:= 1378:B 1370:+ 1360:E 1331:0 1328:= 1318:B 1282:J 1275:2 1268:c 1261:4 1258:= 1242:E 1232:2 1225:c 1211:B 1169:4 1166:= 1156:E 1084:, 1081:t 1077:I 1074:= 1071:q 1061:t 1057:I 1053:q 1030:m 1028:/ 1026:N 1022:× 1020:2 962:k 936:ν 915:P 906:μ 876:p 864:W 846:P 834:J 817:E 805:N 788:F 762:a 738:v 721:s 712:t 692:g 683:m 654:x 650:L 551:x 548:d 543:v 540:d 533:/ 526:= 493:2 489:L 485:F 480:= 477:p 467:) 441:x 435:d 423:F 414:= 411:E 401:) 380:2 376:t 372:d 367:x 362:2 358:d 351:m 348:= 345:F 335:) 316:t 313:d 308:x 305:d 299:= 296:v 154:( 48:( 41:. 34:. 20:)

Index

Cgs system
CGS (disambiguation)
Outline of the metric system
metric system
centimetre
length
gram
mass
second
time
mechanical
electromagnetism
MKS system
metre
kilogram
International System of Units
force
energy
pressure
unit-conversion factors
powers of 10
dyne
newton
charge
voltage
Maxwell's equations
Gaussian units
Heaviside–Lorentz units
Carl Friedrich Gauss
British Association for the Advancement of Science

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