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AP® Physics C: E & M

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Dual EMF's: Thermal Energy

APPHEM-YL2NDK

How much energy is dissipated by the $3\ \Omega$ resistor in $20\ \text{seconds}$, assuming the current in the circuit is $3\ \text{Amps}$?

A

$27\ \text{J}$

B

$180\ \text{J}$

C

$440\ \text{J}$

D

$540\ \text{J}$

E

$660\ \text{J}$