Question

IV. a) In which of the below circuit diagram the bulb will glow?
b) Give reason for your answer.
torch
connecting
bulb
wire
torch
bulb
Plantie Seule
iron nail
cell
Cell
B
CELL
CELL
Fig (2)​

Answer 1

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.