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Currents of 10A, 2A are passed through t...

Currents of `10A, 2A` are passed through two parallel wires `A` and `B` respectively in opposite directions. If the wire `A` is infinitely long and the length of the wire `B` is 2 metre, the force on the conductor `B`, which is situated at `10cm` distance from `A` will be

A

`8xx10^(-5)` N

B

`5xx10^(-5)` N

C

`8pixx10^(-5)` N

D

`4pixx10^(-5)` N

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The correct Answer is:
A
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