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A wire in the from of a square of side '...

A wire in the from of a square of side `'a'` carries a current `i`. Then the magnetic induction at the centre of the square wire is (Magnetic permeability of free space=`mu_(0)`)

A

`(mu_(0)i)/(2pia)`

B

`(mu_(0)isqrt(2))/(pia)`

C

`(2sqrt(2)mu_(0)i)/(pia)`

D

`(mu_(0)i)/(sqrt(2)pia)`

Text Solution

Verified by Experts

The correct Answer is:
C
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