A Ring with a Clockwise Current (As Seen from Above

question 42

Multiple Choice

A ring with a clockwise current (as seen from above the ring) is situated with its center directly above another ring,which has a counter-clockwise current,as shown in the figure.In what direction is the net magnetic force exerted on the top ring?

• A) upward
• B) downward
• C) to the right
• D) to the left
• E) The net force is zero.

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