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A current of 0.1 A circulates around a c...

A current of `0.1 A` circulates around a coil of 100 turns and having a radius equal to `5 cm`. The magnetic field set up at the centre of the coil is
(`mu_(0)=4pixx10^(-7)` weber/amper-metre)

A

`4 pi xx 10^(-5)` tesla

B

`8pi xx 10^(-5)` tesla

C

`4 xx 10^(-5)` tesla

D

`2 xx 10^(-5)` tesla

Text Solution

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The correct Answer is:
A
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