Two coils A and B of insulated to wire are kept close to each other. Coil A is connected to a galvanometer while coil B is connected to a battery through a key . What would happen if :
(i) a current is passesd through coil B plugging the key ?
(ii) the current is stopped by removing the pulg form the key ?
Explain your answer mentioning the name of the phenomen involved.

Answer

N/a

Explanation

(i) Galvanometer pointer moves to one side showing that a current is induced in the coil (b) Galvanometer pointer moves to the other side showing that the direction of induced current has been reveresed , Electromagnetic induction