A copper ring having a cut such as not to from a complete loop is held horizontally and a bar magnet is dropped through the ring with its length along
A copper ring having a cut such as not to from a complete loop is held horizontally and a bar magnet is dropped through the ring with its length along the axis of the ring. The acceleration of the falling magnet is
A. is equal to g
B. is more than g
C. is less than g
D. depends upon the width of the gap
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Correct Answer - A
As the ring is not a closed loop, induced e.m.f. is not produced and hence its motion is not affected.
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