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प्रश्न
Answer the following.
Write down five man-made sources of light.
एक पंक्ति में उत्तर
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उत्तर
Electric bulb, torch, an oil lamp, fluorescent tube, candle.
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संबंधित प्रश्न
Can light travel in vacuum?
Write true or false of the following statement.
The moon is self-luminous.
Write true or false of the following statement.
A shadow is formed because light travels in a straight-line path.
Fill in the blank.
The sun is a ............... source of light.
How does light make an object visible?
Explain the difference between a transparent, a translucent, and an opaque medium. Give two examples of each.
Name any four man made sources of light.
Match the following
| Column A | Column B |
| 1. Transparent object | i. Football |
| 2. Eclipses | ii. Glass |
| 3. Translucent object | iii. Fluorescent tube |
| 4. Luminous object | iv. Tracing paper |
| 5. Non - luminous object | v. Shadows |
Write true or false
The stars have no light.
A ______ is a natural source of light.
