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Calculate the magnetic moment of a thin wire with a current `I=0.8 A`, wound tightly on half a toroid (figure).the diameter of the cross-section of the tore is equal to `d=5.0 cm`,the number of turns is `N=500`.

A

`0.6Am^(2)`

B

`1Am^(2)`

C

`0.5Am^(2)`

D

`1.5Am^(2)`

Text Solution

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The correct Answer is:
C
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