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AP® Physics C: E & M

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Difficult

Changing Loop

APPHEM-KIVAXX

What would be the emf of a single loop of wire with an area that is changing at a rate of$ 0.5 m^2/s$ and is in a uniform constant magnetic field of $3T$?

A

$1.5v$

B

$3v$

C

3$/4 v$

D

$6v$

E

$ 9 v$