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A closlly wound coil of 1000 turns and c...

A closlly wound coil of 1000 turns and cross sectional area `2xx10^(-4) m^(2)` carries a current of 1.0 A.The magnetic moment of the coil is

A

`0.1Am^(2)`

B

`0.2 AM^(2)`

C

`0.4 Am^(2)`

D

`0.6 Am^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
`M=nIA=1000xx1xx2xx10^(-4)=0.2 Am^(2)`
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