If the current in the primary coil is reduced from 3 A to

Last updated: 6/12/2023

If the current in the primary coil is reduced from 3 A to zero in 10 second then the induced e m f in the secondary is 15 x 103 volt The mutual inductance of the coil will be A C 10 H 2 5 H B D 0 05 H 10 mH