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A magnetic field of 2xx 10^-2 T acts at ...

A magnetic field of `2xx 10^-2` T acts at right angles to a coil area `100 cm^2` with 50 turns. The average emf induced in the coil is 0.1 volt when it is removed from the field in 't' seconds. The value of 't' in seconds is

A

0.01

B

0.1

C

`1.0`

D

10

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