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प्रश्न
Two students while sitting across a table looked down on to its top surface. They noticed that they could see their own and each other’s image. The table top is likely to be made of:
विकल्प
unpolished wood
red stone
glass sheet
wood top covered with cloth
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उत्तर
Glass sheet
Explanation:
Out of the given options, only glass sheet can reflect light properly in order to form their images.
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संबंधित प्रश्न
Give one natural source of light.
State difference between a luminous and a non-luminous body.
Why is the moon not considered as a luminous body?
What is an incandescent body? Give example.
Match the following.
| 1. | Light source | Glass |
| 2. | Waterproof | Vegetable oil |
| 3. | Transparent | Sun |
| 4. | Translucent | Metal |
| 5. | Opaque | Rain coat |
Opaque objects do not allow light to pass through them.
Write whether the objects are transparent, translucent, or opaque.
 |
 |
 |
| ________ | _________ | _________ |
 |
 |
 |
| ______ | ______ | ______ |
What is the difference between transparent and opaque materials?
Classify the objects given below as transparent, translucent, or opaque materials.
| Air | Rock | Water | Aluminium foil | Mirror | Snow |
| Wooden board | Polythene bag | CD | Oil soaked paper | Glass tumbler | Coloured glass |
| Transparent Materials | Translucent Materials | Opaque Materials |
You are given a transparent glass sheet. Suggest any two ways to make it translucent without breaking it.
