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Electric charge q is distributed uniform...

Electric charge `q` is distributed uniformly over a rod of length `l`. The rod is placed parallel to a ling wire carrying a current `i`. The separation between the rod and the wire is . The force needed to move the rod along its length with a uniform velocity `v` is

A

`(mu_(0)//qv)/(2nd)`

B

`(mu_(0)iqv)/(4pia)`

C

`(mu_(0)iqvl)/(2pia)`

D

`(mu_(1)iqvl)/(4pia)`

Text Solution

Verified by Experts

The correct Answer is:
C
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