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AP® Physics C: E & M

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Potential Difference Supplied by Battery

APPHEM-6HZTFY

An ideal battery is connected in series to a ${20}\ \Omega$ resistor.

What is the potential difference supplied by this battery if the current passing through the resistor is $150\ \text{mA}$?

A

$0.3\ \text{V}$

B

$3\ \text{V}$

C

$0.75\ \text{V}$

D

$7.5\ \text{V}$

E

$133\ \text{V}$