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Q.

Statement-1: When a magnet is made to fall freely through a closed coil, its acceleration is always less than acceleration due to gravity.

and
Statement-2: Current induced in the coil opposes the motion of the magnet, as per Lenz's law.

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a

Statement-1 is true, Statement-2 is true; Statement-2 is a correct explanation for Statement-1

b

Statement-1 is True, Statement-2 is False

c

Statement-1 is False, Statement-2 is True

d

Statement-1 is true, Statement-2 is true, Statement-2 is NOT a correct explanation for Statement-1

answer is A.

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Detailed Solution

As the magnet falls through the closed coil, induced current is generated in the coil. As per Lenz’s law, induced current oppose the change in magnetic flux, that, is, the motion of the magnet. Hence, the magnet falls with an acceleration less than the acceleration due to gravity (a<g).

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