Question

Zubeda made an electric circuit using a cell holder shown in Fig, a switch and a bulb. When she put the switch in the ‘ON’ position, the bulb did not glow. Help Zubeda in identifying the possible defects in the circuit.

Answer 1

Possible reasons are the follows : 

1. The bulb may be fused or defective. 

2. Cells are not connected properly. 

3. There may be loose connections. 

4. The switch is not functioning well. 

5. The cells are dried up. i.e. the power of the cells has been exhausted.