A closely wound solenoid of 800 turns and area of cross section `2*5xx10^-4m^2
Channel: Doubtnut
Date: 02/08/2020

A closely wound solenoid of 800 turns and area of cross section `2*5xx10^-4m^2` carries a current of `3*0A`. Explain the sense in which the solenoid acts like a bar magnet. What is its associated magnetic moment?