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A circular coil of 100 turns has a radiu...

A circular coil of 100 turns has a radius of 10 cm and carries a current of 5A. The magnetic field at a point on the axis of the coil at a distance of 5 cm from the centre of the coil is :

A

`2.25xx10^(-3)T`

B

`3.5xx10^(-3)T`

C

`4.5xx10^(-3)T`

D

`5.25xx10^(-3)T`.

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The correct Answer is:
A
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