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A conducting circular loop is in a perpe...

A conducting circular loop is in a perpendicular magnetic field of induction `10^(-2)`T If the radius of the loop starts shrinking at a uniform rate of 1 `"mm"//s`, then the e.m.f. induced in the loop at the instant when its radius is 10 cm will be

A

1 `mu` V

B

2 `mu` V

C

`pi mu` V

D

`2pi mu` V

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