A. D. C. supply only
B. A. C. supply only
C. Battery supply only
D. All above
Related Mcqs:
- The filament of an electric bulb is made of __________?
- The hot resistance of the bulb’s filament is higher than its cold resistance because the temperature co-efficient of the filament is __________?
- A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will __________?
- When current flows through heater coil it glows but supply wiring does not glow because __________?
- Heat is transferred from an electric bulb mainly by
- During storm the live conductor of public electric supply breaks of down and touches the earth. The consequence will be
- A light bulb draws 300 mA when the voltage across it is 240 V. The resistance of the light bulb is __________?
- In Kando system for electric locomotion
- If she had worked, she __________ in the election.
- While comparing tungsten filament lamps with fluorescent tubes, all of the following are the advantages in favour of tungsten filament lamp EXCEPT:
