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The magnetic field in the cylindrical re...

The magnetic field in the cylindrical region shown in figure increase at a constant rate of `20mT//sec`. Each side of the square loop `ABCD` has a length of `1 cm` and resistance of `4Omega`. Find the current in the wire `AB` if the switch `S` is closed

A

`1.25xx10^(-7)`A( anticlockwise)

B

`1.25xx10^(-7)`A ( clockwise)

C

`2.5xx10^(-7)` A ( anticlockwise)

D

`2.5xx10^(-7)`A(clockwise)

Text Solution

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The correct Answer is:
A
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