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A conductor is carrying a current i. the...

A conductor is carrying a current i. the magnetic field intensity at a the point O which is the common centre of three arcs is

A

`(5mu_(0)I theta)/(24piR)`

B

`(mu_(0)itheta)/(24piR)`

C

`(11mu_(0)itheta)/(24piR)`

D

zero

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The correct Answer is:
A
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