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Question

Two identical metallic square loops L1 and L2 are placed next to each other with their sides parallel on a smooth horizontal table. Loop L1 is fixed and a current which increases as a function of time is passes through it. Then loop L2.

A
Rotates about its center of mass
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B
moves towards L1
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C
Remains stationary
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D
Moves away from L1
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Solution

The correct option is D Moves away from L1
When the current through L1 increases then the flux in L2 will increase, according to lenz law L2 will start moving away from L1 in order to counter the change in magnetic flux.

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