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If same current 'I' is flowing through t...

If same current 'I' is flowing through two parallel wires, separted by the distance 'b' in air, then force acting per unit length of wires will be `(mu_(0)="permeability of free space")`

A

`(mu_(0)I^(2))/(2pib)`

B

`(mu_(0)I^(2))/(4pib^(2))`

C

`(mu_(0)I^(2))/(pib^(2))`

D

`(mu_(0))/(4pi)xx (I)/(b^(2))`

Text Solution

Verified by Experts

The correct Answer is:
D
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