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A long wire bent as shown in the figure ...

A long wire bent as shown in the figure carries current `I=10A`. If the radius of the semicircular portion is 1 m, the magnetic induction `("in "muT)` at the centre C is

A

`pi^(2)+4`

B

`sqrt(pi^(2)+4)`

C

`pi^(2)-4`

D

`sqrt(pi^(2)-4)`

Text Solution

Verified by Experts

The correct Answer is:
B
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