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The magnetic field on the axis of a circ...

The magnetic field on the axis of a circular current carrying conductor of radius r at a distance r from centre is `B_(a)` and the magnetic field at its centre is `B_(c )`. The value of `B_(a) : B_(c )` is

A

`2sqrt(2) :1`

B

`sqrt(2):1`

C

`1: 2sqrt(2)`

D

`1: sqrt(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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