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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_0I)/(4piR)((3pi)/2+1)`

B

`(mu_0I)/(4piR)((3pi)/2-1)`

C

`(mu_0I)/(4piR)((pi)/2+1)`

D

`(mu_0I)/(4piR)((pi)/2-1)`

Text Solution

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The correct Answer is:
A
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