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The effective length of a magnet is 31.4...

The effective length of a magnet is 31.4 cm and its pole strenth is 0.5 Am. The magnetic moment, if it is bent in the form of a semicircile will be

A

`0.1 Am^(2)`

B

`0.01 Am^(2)`

C

`0.2 Am^(2)`

D

`1.2 Am^(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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