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AP® Physics C: E & M

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Moderate

Electrical Current: Constant Current Passing through Copper Wire

APPHEM-TYCJDN

A student measures a constant current of 0.87 A passing through a copper wire.

The number of electrons that passes through a cross section if this wire each minute is approximately

A

$3.3\times10^{20} electrons$

B

$5.4\times10^{18} electrons$

C

$8.4\times10^{-18} electrons$

D

$1.4\times10^{-19} electrons$