A circular current carrying coil has a r...

A circular current carrying coil has a radius R. The distance from the centre of the coil on the axis where the magnetic induction will be `(1)/(8)` th to its value at the centre of the coil, is

`(R)/(sqrt(3))`

`Rsqrt(3)`

`2sqrt(3)R`

`(2)/(sqrt(3))R`

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