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Question

A conducting square loop of side L and resistance R moves in its plane with a uniform velocity v perpendicular to one of its sides. A magnetic induction B, constant in time and space, pointing perpendicular and into the plane of the lop exists everywhere.
The current induced in the loop is
231868_f75f8bb67c734a56be2f1c52dda98f5c.png

A
BLv/R clockwise
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B
BLv/R anticlockwise
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C
2BLv/R anticlockwise
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D
zero
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Solution

The correct option is C zero
According to Faraday's law
Voltage is induced due to change in the magnetic flux through a closed loop.
Here
Magnetic Flux = ϕ=BA=const.
Hence
Induced EMF = dϕdt=0
Induced current =i=E/R=0

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