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Physics 15 Online
OpenStudy (anonymous):

what is amphere?

OpenStudy (anonymous):

its electrical current units

OpenStudy (anonymous):

amp for short

OpenStudy (anonymous):

also the unit for power

OpenStudy (anonymous):

an amphere is a meausre of the amount of electrical current passing a point in an electric circuit per a unit of time (usually C/s).

OpenStudy (a_clan):

It is spelled as "ampere"

OpenStudy (radar):

Ampere (amphere) is the rate of charge flow in Coulombs (charge) per Second. One ampere is the flow (movement) of one coulomb per second. The charge is usually the negative electron and 1 Coulomb is the charge of the accumlation of 6.25 10^18 electrons. The unit of power is the watt (joule/sec).

OpenStudy (anonymous):

Actually, these are the old definitions of an ampere... According to the Systeme International, the ampere is that current which, if maintained in each of two infinitely long parallel wires separated by one meter in free space, would produce a force between the two wires (due to their magnetic fields of 2 x 10-7 newtons for each meter of length.

OpenStudy (anonymous):

jaycee - it is not the unit for power - that's a Watt (a Joule per second)

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