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AP® Physics 1 & 2

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Moderate

Magnetic Force on Current-Carrying Wire: Find Current Direction

APPH12-JHWCXF

A wire carrying a current in some direction is sitting on a horizontal tabletop. There is an external magnetic field in the region of the wire pointed down toward the Earth, which causes the wire to experience a magnetic force directed to the north.

Which one of the following is a possible direction for the wire's current?

A

To the east

B

To the south

C

To the west

D

To the north