the baseSI unitof electric current strength, defined in terms of the force of attraction between two parallel conductors carrying current. Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All righ...
The unit of electric current in the rationalized meter-kilogram-second system of units; defined in terms of the force of attraction between two parallel current-carrying conductors. Abbreviated a; A; amp. McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGr...
1.(Units) the basic SI unit of electric current; the constant current that, when maintained in two parallel conductors of infinite length and negligible cross section placed 1 metre apart in free space, produces a force of 2 × 10–7newton per metre between them. 1 ampere is equivalent to...
1.(Units) the basic SI unit of electric current; the constant current that, when maintained in two parallel conductors of infinite length and negligible cross section placed 1 metre apart in free space, produces a force of 2 × 10–7newton per metre between them. 1 ampere is equivalent to...
1) Analogy in F = ma From experiment, we find that F=kma and we deliberately choose k=1 (dimensionaless) and thus we define the unit Newton, a derived unit. 2) In the definition of ampere, it is in terms of the force per unit length between two straight parallel conductors havin...
The ampere was redefined in 1948 in terms of the force between two current-carrying wires, and it was redefined again in 2019 in terms of the basic charge of an electron.The ampere is now defined as 'that constant current which, if maintained in two straight parallel conductors of infinite...
In other terms, one Ampere is the amount of current generated by a single volt of force working over the resistance of one ohm. What was André-Marie Ampère’s background? André-Marie Ampère was a scientist who investigated pressures acting on current-carrying wires. The experiment was ...
Statampere definition: the electrostatic unit of current, equivalent to 3.3356 × 10−10 ampere and equal to the current produced by an electromotive force of one statvolt acting through a resistance of one statohm.. See examples of STATAMPERE used in
The magnetic field lowers in magnitude as we move wider according to the equation. Hence, Ampere’s law can be applied to calculate the extent of the magnetic field surrounding the wire. The field H is a vector field that reveals that each region has a direction and a magnitude. The field...
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