Q.Which of the following bulbs operates on least power?

  • AGLS bulb
  • BTorch bulb
  • CNeon bulb
  • DNight bulb
Correct Answer : (B)

Torch bulb

Hints :

Torch bulbs operates on least power.

Previous

Luminous efficiency of a fluorescent tube is

Next

Candela is the unit of which of the following?

Join The Discussion