PDF chapter test TRY NOW

Zubeda made an electric circuit using a cell holder shown in figure, a switch and a bulb. When she put the switch in the β€˜ON’ position, the bulb did not glow. Help Zubeda in identifying the possible defects in the circuit.
 
YCIND_220726_4143_10.png
Circuit connection
 
There are many reason for the cause of defect in the circuit. Some of them are
 
i. The of the circuit may be .
 
ii. The may have worn out.
 
iii. .
 
iv. The .