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An arrangement of three parallel straigh...

An arrangement of three parallel straight wires pl,aced perpendicular to plane of paper carrying same current I along the same direction is shown in figure Magnitude of force per unit length on the middle wire B is given by

A

`(2mu_(0)i^(2))/(pid)`

B

`(sqrt(2)mu_(0)i^(2))/(pid)`

C

`(mu_(0)i^(2))/(sqrt(2)pid)`

D

`(mu_(0)i^(2))/(2pid)`

Text Solution

Verified by Experts

The correct Answer is:
C
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