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A square loop of side a and resistance R...

A square loop of side a and resistance R is moved in the region of uniform magnetic field B(loop remaining completely insidefield), with a velocity v through a distance x. The work done is:

A

`(Bl^(2)vx)/R`

B

`(2B^(2)l^(2)vx)/R`

C

`(4B^(2)l^(2)vx)/R`

D

none

Text Solution

Verified by Experts

The correct Answer is:
D
`phi=BA=constant`.
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