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An infinite long solenoid having n turns...

An infinite long solenoid having n turns per unit length is shown in figure. The magnetic field at P, when a current I is flowing through it would be

A

`mu_(0)nI`

B

zero

C

`(mu_(0)nI)/(2sqrt(2))`

D

`(mu_(0)nI)/(2)[1-(1)/(sqrt(2))]`

Text Solution

Verified by Experts

The correct Answer is:
D
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