Find the magnitude of the magnetic field...

Find the magnitude of the magnetic field at the center of an equilateral triangular loop of side length 1m which is carrying a current of 10A. ( Take `mu_(0) = 4pi xx 10^(-7) NA^(-2))`

A

`18mu T`

B

`1 muT`

C

` 9 mu T`

D

`3 muT `

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The correct Answer is:

A

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