A) equal to g
B) less than g
C) more than g
D) depends on the diameter of the ring and length of magnet.
Correct Answer: B
Solution :
Acceleration of the magnet will not be equal to g. It will be less than g. This is because, as the magnet falls, amount of magnetic flux linked with the ring changes. An induced emf is developed in the ring which opposes the downward motion of the magnet.You need to login to perform this action.
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