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The ratio of the magnetic field at the c...

The ratio of the magnetic field at the centre of a current carrying coil of the radius `a` and at distance `'a'` from centre of the coil and perpendicular to the axis of coil is

A

`(1)/(sqrt(2))`

B

`sqrt(2)`

C

`(1)/(2sqrt(2))`

D

`2sqrt(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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