(iii) When a bar magnet is held stationary inside the coil then no current is induced that’s why galvanometer will show no deflection.
A coil of insulated copper wire is connected to a galvanometer. What would happen if a bar magnet is: 1. Pushed into the coil? 2. Withdrawn from inside the coil? 3. Held stationary inside the coil? [3 MARKS]
A coil made of insulated copper wire is connected to a galvanometer. What would happen in following cases? i) A bar magnet is inserted and removed from the coil. ii) A bar magnet is held stationary inside the coil.