- _(u"Electrical Current"):{".base_unit":_(u"ampere"),
- _(u"ampere"):
- [(converters.m,1.0),"A",u"Named after the French physicist Andr\x82 Marie Amp\x82re (1775-1836). The unit of electric current; -- defined by the International Electrical Congress in 1893 and by U. S. Statute as, one tenth of the unit of current of the C. G. S. system of electro-magnetic units, or the practical equivalent of the unvarying current which, when passed through a standard solution of nitrate of silver in water, deposits silver at the rate of 0.001118 grams per second."],
- _(u"kiloampere"):
- [(converters.m,1.0e3),"kA",''],
- _(u"milliampere"):
- [(converters.m,1.0e-3),"mA",''],
- _(u"microampere"):
- [(converters.m,1.0e-6),u"\xb5A",''],
- _(u"nanoampere"):
- [(converters.m,1.0e-9),"nA",''],
- _(u"math.picoampere"):
- [(converters.m,1.0e-12),"pA",''],
- _(u"abampere"):
- [(converters.m,10.0),"abA",_(u"The CGS electromagnetic unit of current.")],
- _(u"coulomb per second"):
- [(converters.m,1.0),'',''],
- _(u"statampere"):
- [(converters.m,1.e-9/3),'',_(u"The CGS electrostatic unit of current.")],
- },
- _(u"Electrical Charge"):{".base_unit":_(u"coulomb"),
- _(u"faraday"):
- [(converters.m,96.5e3),'',_(u"Named after Michael Faraday the The English physicist and chemist who discovered electromagnetic induction (1791-1867). The amount of electric charge that liberates one gram equivalent of any ion from an electrolytic solution. ")],
- _(u"kilocoulomb"):
- [(converters.m,1.0e3),"kC",''],
- _(u"ampere-hour"):
- [(converters.m,3.6e3),u"A\xb7h",_(u"Commonly used to describe the capacity of a battery.")],
- _(u"abcoulomb"):
- [(converters.m,10.0),"abC",_(u"The CGS electromagnetic unit of charge.")],
- _(u"coulomb (weber)"):
- [(converters.m,1.0),"C",_(u"Named after the French physicist and electrican Coulomb. (Physics) The standard unit of quantity in electrical measurements. It is the quantity of electricity conveyed in one second by the current produced by an electro-motive force of one volt acting in a circuit having a resistance of one ohm, or the quantity transferred by one amp`ere in one second. Formerly called weber.")],
- _(u"microcoulomb"):
- [(converters.m,1.0e-6),u"\xb5C",''],
- _(u"nanocoulomb"):
- [(converters.m,1.0e-9),"nC",''],
- _(u"statcoulomb"):
- [(converters.m,1.0e-9/3),"sC",_(u"The CGS electrostatic unit of charge.")],
- _(u"electron charge"):
- [(converters.m,1.0/(6.2414503832469e18)),'',''],
- },
- _(u"Electrical Voltage"):{".base_unit":_(u"volt"),
- _(u"abvolt"):
- [(converters.m,1.0e-8),"abV",_(u"A unit of potential equal to one-hundred-millionth of a volt.")],
- _(u"volt"):
- [(converters.m,1.0),"V",_(u"""Named after the Italian electrician Alessandro Volta. The unit of electro-motive force; -- defined by the International Electrical Congress in 1893 and by United States Statute as, that electro-motive force which steadily applied to a conductor whose resistance is one ohm will produce a current of one ampere. It is practically equivalent to 1000/1434 the electro-motive force of a standard Clark's cell at a temperature of 15deg C.""")],
- _(u"gigavolt"):
- [(converters.m,1.0e9),"GV",_(u"One billion volts.")],
- _(u"megavolt"):
- [(converters.m,1.0e6),"MV",_(u"One million volts.")],
- _(u"kilovolt"):
- [(converters.m,1.0e3),"kV",_(u"One thousand volts.")],
- _(u"millivolt"):
- [(converters.m,1.0e-3),"mV",_(u"One thousandth of an volt.")],
- _(u"microvolt"):
- [(converters.m,1.0e-6),u"\xb5V",_(u"One millionth of an volt.")],
- _(u"nanovolt"):
- [(converters.m,1.0e-9),"nV",_(u"One billionth of an volt.")],
- _(u"statvolt"):
- [(converters.m,300.0),'',_(u"300 volts.")],
- },
- _(u"Electrical Resistance & Conductance"):{".base_unit":_(u"ohm"),
- _(u"ohm"):
- [(converters.m,1.0),"ohm",_(u"Named after the German physicist Georg Simon Ohm (1787-1854). The standard unit in the measure of electrical resistance, being the resistance of a circuit in which a potential difference of one volt produces a current of one ampere. As defined by the International Electrical Congress in 1893, and by United States Statute, it is a resistance substantially equal to 10^9 units of resistance of the C.G.S. system of electro-magnetic units, and is represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting ice 14.4521 grams in mass, of a constant cross-sectional area, and of the length of 106.3 centimeters. As thus defined it is called the international ohm")],
- _(u"siemens | mho"):
- [(converters.inv,1.0),"S",_(u"Named after Ernst Werner von Siemens (1816-1892). A unit describing how well materials conduct equal to the reciprocal of an ohm syn: mho, S")],
- _(u"abmho"):
- [(converters.inv,1.0e-9),"abmho",''],
- _(u"millisiemens | millimho"):
- [(converters.inv,1.0e3),"mS",''],
- _(u"microsiemens | micromho"):
- [(converters.inv,1.0e6),u"\xb5S",''],
- _(u"statmho"):
- [(converters.inv,8.99e11),'',''],
- _(u"gigaohm"):
- [(converters.m,1.0e9),_(u"G ohm"),_(u"One billion ohms.")],
- _(u"megaohm"):
- [(converters.m,1.0e6),_(u"M ohm"),_(u"One million ohms.")],
- _(u"kilohm"):
- [(converters.m,1.0e3),_(u"k ohm"),_(u"One thousand ohms.")],
- _(u"milliohm"):
- [(converters.m,1.0e-3),_(u"m ohm"),_(u"One thousandth of an ohm.")],
- _(u"microhm"):
- [(converters.m,1.0e-6),u"\xb5 ohm",_(u"One millionth of an ohm.")],
- _(u"nanohm"):
- [(converters.m,1.0e-9),"n ohm",_(u"One billionth of an ohm.")],
- _(u"abohm"):
- [(converters.m,1.0e-9),"ab ohm",''],
- _(u"statohm"):
- [(converters.m,8.99e5*1e6),'',''],
- },
- _(u"Electrical Inductance"):{".base_unit":_(u"henry"),
- _(u"henry"):
- [(converters.m,1.0),"H",_(u"Named after the American physicist Joseph Henry (1797-1878). The unit of electric induction; the induction in a circuit when the electro-motive force induced in this circuit is one volt, while the inducing current varies at the rate of one ampere a second.")],
- _(u"stathenry"):
- [(converters.m,8.99e11),'',''],
- _(u"ohm-second"):
- [(converters.m,1.0),u"ohm\xb7sec",''],
- _(u"millihenry"):
- [(converters.m,1.0e-3),"mH",''],
- _(u"microhenry"):
- [(converters.m,1.0e-6),u"\xb5H",''],
- _(u"nanohenry"):
- [(converters.m,1.0e-9),"nH",''],
- _(u"abhenry"):
- [(converters.m,1.0e-9),"abH",''],
- },
- _(u"Electrical Capacitance"):{".base_unit":_(u"farad"),
- _(u"farad"):
- [(converters.m,1.0),"F",_(u"Named after the English electrician Michael Faraday. The standard unit of electrical capacity; the capacity of a condenser whose charge, having an electro-motive force of one volt, is equal to the amount of electricity which, with the same electromotive force, passes through one ohm in one second; the capacity, which, charged with one coulomb, gives an electro-motive force of one volt.")],
- _(u"abfarad"):
- [(converters.m,1e9),"abF",_(u"A capacitance unit equal to one billion farads")],
- _(u"second/ohm"):
- [(converters.m,1.0),'',''],
- _(u"microfarad"):
- [(converters.m,1e-6),u"\xb5F",''],
- _(u"statfarad"):
- [(converters.m,1.0e-6/8.99e5),'',''],
- _(u"nanofarad"):
- [(converters.m,1e-9),"nF",''],
- _(u"picofarad"):
- [(converters.m,1e-12),"pF",''],
- },
- _(u"Electromagnetic Radiation"):{".base_unit":_(u"hertz"),
- _(u"hertz"):
- [(converters.m,1.0),'Hz',_(u"""Named after the German physicist Heinrich Hertz (1857-1894) who was the first to produce electromagnetic waves artificially. Having a periodic interval of one second.""")],
- _(u"meter"):
- [(converters.inv,299792458.0),"m",_(u"Equal to 39.37 English inches, the standard of linear measure in the metric system of weights and measures. It was intended to be, and is very nearly, the ten millionth part of the distance from the equator to the north pole, as ascertained by actual measurement of an arc of a meridian.")],
- _(u"centimeter"):
- [(converters.inv,29979245800.0),"cm",''],
- _(u"millimeter"):
- [(converters.inv,299792458000.0),"mm",''],
- _(u"micrometer | micron"):
- [(converters.inv,299792458000000.0),u"\xb5m",_(u"A metric unit of length equal to one millionth of a meter. The thousandth part of one millimeter.")],
- _(u"nanometer"):
- [(converters.inv,299792458000000000.0),"nm",_(u"A metric unit of length equal to one billionth of a meter.")],
- _(u"angstrom"):
- [(converters.inv,2997924580000000000.0),u"\xc5",_(u"Equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation")],
- _(u"kilohertz"):
- [(converters.m,1.0e3),"KHz",''],
- _(u"megahertz"):
- [(converters.m,1.0e6),"MHz",''],
- _(u"gigahertz"):
- [(converters.m,1.0e9),"GHz",''],
- _(u"terahertz"):
- [(converters.m,1.0e12),"THz",''],
- _(u"petahertz"):
- [(converters.m,1.0e15),"PHz",''],
- _(u"exahertz"):
- [(converters.m,1.0e18),"EHz",''],
- _(u"electron Volt"):
- [(converters.m,1/4.13566e-15),"eV",_(u"Energy. e=h\xf6f where h = Planks constant (4.13566 x 10^-15 electron volts/second). f = frequency in Hertz.")],
- },
- _(u"Energy | Work"):{".base_unit":_(u"joule | wattsecond | newton-meter"),
- _(u"kiloton"):
- [(converters.m,4200.0e9),'',_(u"A measure of explosive power (of an atomic weapon) equal to that of 1000 tons of TNT")],
- _(u"gigawatt-hour"):
- [(converters.m,3.6e12),"GWh",''],
- _(u"megawatt-hour"):
- [(converters.m,3.6e9),"MWh",''],
- _(u"kilowatt-hour"):
- [(converters.m,3.6e6),"kWh",''],
- _(u"horsepower-hour"):
- [(converters.m,2.686e6),u"hp\xb7h",''],
- _(u"gigajoule"):
- [(converters.m,1.0e9),"GJ",''],
- _(u"megajoule"):
- [(converters.m,1.0e6),"MJ",''],
- _(u"kg force meters"):
- [(converters.m,9.80665),u"kgf\xb7m",_(u"Work done by one kilogram of force acting through a distance of one meter.")],
- _(u"kilojoule"):
- [(converters.m,1.0e3),"kJ",''],
- _(u"watt-hour"):
- [(converters.m,3.6e3),"Wh",''],
- _(u"British thermal unit"):
- [(converters.m,1.055e3),"Btu",''],
- _(u"joule | wattsecond | newton-meter"):
- [(converters.m,1.0),"J",_(u"Named after the English physicist James Prescott Joule(1818-1889). A unit of work which is equal to 10^7 units of work in the C. G. S. system of units (ergs), and is practically equivalent to the energy expended in one second by an electric current of one ampere in a resistance of one ohm. One joule is approximately equal to 0.738 foot pounds.")],
- _(u"kilocalorie"):
- [(converters.m,4.184e3),"kcal",''],
- _(u"calorie"):
- [(converters.m,4.184),"cal",_(u"The unit of heat according to the French standard; the amount of heat required to raise the temperature of one kilogram (sometimes, one gram) of water one degree centigrade, or from 0deg to 1deg.")],
- _(u"foot-poundals"):
- [(converters.m,0.04214),'',''],
- _(u"foot-pound force"):
- [(converters.m,1.356),u"ft\xb7lbf",_(u"A unit of work equal to a force of one pound moving through a distance of one foot")],
- _(u"millijoule"):
- [(converters.m,1.0e-3),"mJ",''],
- _(u"microjoule"):
- [(converters.m,1.0e-6),u"\xb5J",''],
- _(u"attojoule"):
- [(converters.m,1.0e-18),"aJ",''],
- _(u"erg | dyne-centimeter"):
- [(converters.m,1.0e-7),'',_(u"The unit of work or energy in the C. G. S. system, being the amount of work done by a dyne working through a distance of one centimeter; the amount of energy expended in moving a body one centimeter against a force of one dyne. One foot pound is equal to 13,560,000 ergs.")],
- _(u"GeV"):
- [(converters.m,1.0e-9/6.24),'',_(u"A billion electronvolts")],
- _(u"MeV"):
- [(converters.m,1.0e-12/6.24),'',_(u"a million electronvolts")],
- _(u"electron volt"):
- [(converters.m,1.0e-18/6.24),"eV",_(u"A unit of energy equal to the work done by an electron accelerated through a potential difference of 1 volt")],
- #1 cubic foot of natural gas ... 1,008 to 1,034 Btu