If a Bar Magnet Is Falling Through a Loop of Wire,the

question 82

Multiple Choice

If a bar magnet is falling through a loop of wire,the induced current in the loop of wire sets up a field which exerts a force on the magnet.This force between the magnet and the loop will be attractive when

• A)the magnet enters the loop.
• B)the magnet is halfway through.
• C)the magnet is leaving the loop.
• D)never.

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