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AP® Physics C: E & M

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Moderate

Direction of EMF 1

APPHEM-0U81L4

A solenoid is hooked up to a battery and switch as shown in the figure below:

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In the moments just after the switch is closed, what direction is the emf of the solenoid coil?

A

Location $A$ is positive and Location $B$ is negative.

B

Location $A$ is positive and Location $B$ is positive.

C

Location$A$ is negative and Location $B$ is negative.

D

Location $A$ is negative and Location $B$ is positive.

E

There would be no emf on the solenoid​ coil.