Two coaxial solenoids are made by winding thin insulated wire over a pipe of cross-sectional
Channel: Doubtnut
Date: 12/07/2020

Two coaxial solenoids are made by winding thin insulated wire over a pipe of cross-sectional area `A=10 cm^(2)` and length =20cm. If one of the solenoid has 300 turns and the other 400 turns, their mutual indcutance is