A switch in OFF state will complete the electric circuit.
State what happens when you switch off and switch on a circuit?
MCB automatically switches off the electrical circuit in an overload condition.
A device that breaks or completes a circuit is known as an electric switch.
Question 2
Choose the incorrect statement.
(a) A switch is the source of electric current in a circuit.
(b) A switch help to complete or break the circuit.
(c) A switch helps us to use electricity as per our requirement.
(d) When the switch is open there is an air gap between its terminals.