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The effective length of magnet is 31.4cm...

The effective length of magnet is 31.4cm and its pole strength is 0.8Am. The magnetic moment, if it is bent in the form of a semicircle is…`A-m^(2)`.

A

1.6

B

1.2

C

0.16

D

0.12

Text Solution

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The correct Answer is:
C
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