electromagnetic unit

American  

noun

1. a unit, as an abampere, in the system of units derived from the magnetic effects of an electric current. emu, EMU

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electromagnetic unit British  

noun

1. Abbreviation: EMU.   e.m.u..  any unit that belongs to a system of electrical cgs units in which the magnetic constant is given the value of unity and is taken as a pure number Compare electrostatic unit

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electromagnetic unit Scientific  

1. Any of various units, such as the abampere and the stilb, used in the centimeter-gram-second system of units to describe electric and magnetic field strengths, electric current strengths, and other quantities associated with electromagnetism.

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Etymology

Origin of electromagnetic unit

First recorded in 1910–15

Example Sentences

Accurate determinations have since shown that the mass of an ion deposited by one electromagnetic unit of electricity, i.e. its electro-chemical equivalent, is 1.036×10-4×its chemical equivalent weight.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 8 "Conduction, Electric" by Various

It is the resistance of the circuit of slider, rails, and connecting wire, when with this electromagnetic unit of electromotive force the unit of current is made to flow.

From Lord Kelvin An account of his scientific life and work by Gray, Andrew

From this Thomson deduced a value for the ratio of the electromagnetic unit of electricity to the electrostatic unit, and indicated methods of determining this ratio experimentally.

From Lord Kelvin An account of his scientific life and work by Gray, Andrew

On Maxwell’s electromagnetic theory the velocity of propagation of electromagnetic disturbances should equal the velocity of light, and also the ratio of the electromagnetic unit of electricity to the electrostatic unit.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2 "Ehud" to "Electroscope" by Various

If, instead of the ampere, we take the C.G.S. electromagnetic unit of current, this number becomes 1.036 � 10−4.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2 "Ehud" to "Electroscope" by Various