Single Answer MCQ
Q-00001710
Describe the working principle of an electric bulb.
1
It converts electrical energy into light energy through the heating of a filament.
2
It stores electric charge for later use.
3
It regulates the flow of electric current.
4
It measures electric potential.
Answer and Solution
Answer
A. It converts electrical energy into light energy through the heating of a filament.
Solution:
An electric bulb works by passing an electric current through a filament, usually made of tungsten, which heats up and produces light. This process converts electrical energy into light energy.
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