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The magnetic field due to a current carr...

The magnetic field due to a current carrying circular loop of radius `3 m` at as point on the axis at a distance of `4m` from the centre is `54 muT`. What will be its value at the centre of the loop/

A

250 `mu`T

B

`150 mu T`

C

`125 mu T`

D

`75 mu T`

Text Solution

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The correct Answer is:
A
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