A Ring with a Clockwise Current (As Seen from Above

question 21

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.