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Two coplanar circular coils of equal rad...

Two coplanar circular coils of equal radius carrying currents `i_(1),i_(2)` in opposite directions are at a large distance `'d'`. The distance from the first coil where the resultant magnetic induction is zero is

A

`(d)/(1 + i_2/i_1)`

B

`(d)/(1 + sqrt(i_2/i_1) ) `

C

`(d)/(1 + (i_2/i_1)^(1/3) )`

D

`(d)/(1 + (i_2/i_1)^2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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