engineering recuitment NPCIL Scientific Assistant Physics Mock Test Physics Current, Resistance and Electricity Power in Electric Circuits
A bulb rated 240 V, 100 W is connected to a 120 V supply. What can be infereed?
1
The bulb fuses
2
The bulb lights up but it is dim
3
The bulb lights up to normal brightness
4
The bulb lights up initially and then it fuses