A coil of 1000 turns each of area 1.2m^(...

A coil of 1000 turns each of area `1.2m^(2)` is rotating about an axis in its plane and perpendicular to uniform magnetic field of induction `2xx10^(-3)T`. If it performs 300 rpm. The peak value of induced emf is

65.4 V

25.4 V

70.4 V

75.4 V

Text Solution

Verified by Experts

The correct Answer is:

`e_(0)=nAB2pif`
`=(100xx1.2xx2xx10^(-3)xx2xx3.14xx300)/(60)`
`=75.4V`

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