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A horizontal overhead powerline is at he...

A horizontal overhead powerline is at height of `4 m` from the ground and carries a current of `100 A` from east to west. The magnetic field directly below it on the ground is
`( nu_(0) = 4 pi xx 10^(-7) Tm A^(-1))`

A

`2.5 xx10^(-7) T ` northwards

B

`2.5 xx10^(-7) T ` southwards

C

`5xx10^(-6) T ` northwards

D

`5xx10^(-6) ` T southwards

Text Solution

Verified by Experts

The correct Answer is:
D
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