Two identical coaxial coils P and Q carrying equal amount of current in the same direction are broug

Question

Two identical coaxial coils P and Q carrying equal amount of current in the same direction are brought nearer. The current in\

Professor PC Thomas Classes · Answer

When the coils P and Q are brought nearer, the magnetic flux linked with each coil will increase and so the induced current will try to decrease the flux and hence current in both P and Q decreases.