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A coil having n number of turns and area...

A coil having n number of turns and area A is placed in a magnetic field B so that its axis makes an angles `60^(@)` with the direction of B.If B changes with time, the magnitude of the emf induced in the coil will be

A

`nA(dB)/(dt)`

B

`1/2A/n(dB)/(dt)`

C

`1/2nA(dB)/(dt)`

D

`1/3A/n(dB)/(dt)`

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