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When a current carrying coil is placed i...

When a current carrying coil is placed in a uniform magnetic field of induction `B`, then a torque `tau` acts on it. If `I` is the current, `n` is the number of turns and `A` is the face area of the coil and the normal to the coil makes an angle `theta` with `B`, Then

A

`tau= n I AB`

B

`tau= n I AB cos theta`

C

`tau = n I AB sin theta`

D

`tau = n I AB tan theta`

Text Solution

Verified by Experts

The correct Answer is:
C
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