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Magnetic field intensity at the centre o...

Magnetic field intensity at the centre of coil of `50` turns, radius `0.5m` and carrying a current of `2A` is

A

`0.5xx10^(-5)T`

B

`1.25xx10^(-4)T`

C

`3xx10^(-5)T`

D

`4xx10^(-5)T`

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The correct Answer is:
2
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