Question

4. An electric bulb is connected to a cell through a switch as shown in figure below. When the switch is brought in 'ON' position, the bulb does not glow. What could be the possible reason/s for it? Mention any two of them. Answer:​

Answer 1

Explanation:

There could be following reasons for it: 

i. Cell is a used one. 

ii. Bulb is fused. 

iii. Loose connections. 

iv. Break in connecting wires