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A conductlng circular loop is placed in ...

A conductlng circular loop is placed in a uniform magnetic field 0.04 T with its plane perpendicular to the magnetic field. The radius of the loop starts shrinking at `2 mm//s`. The induced emf in the loop when the radius is 2 cm is:

A

`4.8pimuV`

B

`0.8 pimuV`

C

`1.6 pimuV`

D

`3.2 pimuV`

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