Physics
Grade-10
Easy
Question
Which of these is not a source of white light?
- Stars
- Moon
- Incandescent light bulb
- Fluorescent light bulb
Hint:
As for artificial sources, fluorescent light bulbs and white LEDs produce white light.
The correct answer is: Incandescent light bulb
As for artificial sources, fluorescent light bulbs and white LEDs produce white light. Other light bulbs, like the incandescent lamp, do not produce white light
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