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A current I is flowing in a conductor sh...

A current I is flowing in a conductor shaped as shown in figure. The radius of the curved part is r and length of straight portion is very large. Find the magnetic field induction at the centre O.

A

`(mu_(0)I)/(4pir)((pi)/(2)+1)`

B

`(mu_(0)I)/(4pir)((pi)/(2)-1)`

C

`(mu_(0)I)/(4 pi r)((3pi)/(2)+1)`

D

`(mu_(0)I)/(4 pi r)((3pi)/(2)-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
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