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Two identical coils, each with N turns a...

Two identical coils, each with N turns and radius R are Placed coaxially at a distance R as shown in the figure. If I is the current passing through the loops in the same direction,
then the magnetic field at a point P which is at exactly at `(R )/(2)` distance between two coils is ........... .

A

`(8N mu_(0)I)/(sqrt5 R)`

B

`(8 N mu_(0)I)/(5^(3//2)R)`

C

`(8Nmu_(0)I)/(5 R)`

D

`(4Nmu_(0)I)/(sqrt5 R)`

Text Solution

Verified by Experts

The correct Answer is:
(b) `(8 N mu_(0)I)/(5^(3//2)R)`
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