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The magnetic flux linked with a coil of ...

The magnetic flux linked with a coil of N turns of area of cross-section A held with its plane parallel to the field B is

A

`(NAB)/(2)`

B

NAB

C

`(NAB)/(4)`

D

0

Text Solution

Verified by Experts

The correct Answer is:
D
`phi=MBAcostheta=MBAcos90^(@)`
`phi=0`
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Michael Faraday observed that whenever magnetic flux linked with a coil changes, an e.m.f. is induced in the coil. Suppose a coil of .N. tums and radius .R. is kept normal to a varying magnetic field B = BoCos omega t. Obtain the e.m.f. induced in the coil.