A solenoid of length `0.4 m` and diameter `0.6 m` consists of a single layer of `1000` turns of fine
Channel: Doubtnut
Date: 2020-01-26

A solenoid of length `0.4 m` and diameter `0.6 m` consists of a single layer of `1000` turns of fine wire carrying a current of `5.0xx10^(-3)` ampere.The magnetic field strength on the axis at the middle is `pi/Nxx10^(-5)T`, then find value of `N`.