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A current I is flowing in a straight con...

A current I is flowing in a straight conductor of length L. The magnetic induction at a point distant `(L)/(4)` from its centre will be

A

At a distance r `(R lt r lt 2R)` from the centre electric potential is `(KQ)/(r^(2))`

B

At the same distance electric field is `(KQ)/(r^(2))`

C

Both (a) and (b ) are correct

D

Both (a) and (b) are wrong

Text Solution

Verified by Experts

The correct Answer is:
B
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