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A straight wire carrying current I is tu...

A straight wire carrying current I is turned into a circular loop. If the magnitude of magnetic moment associated with it is M, is the length of wire will be

A

`L = sqrt((M)/(4 pi I))`

B

`L = M sqrt((2pi)/L)`

C

`L = sqrt((4piM)/(I)`

D

`L = sqrt(4pi M . I)`

Text Solution

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The correct Answer is:
C
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