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प्रश्न
Fill in the blank.
Moon is a .................. body.
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उत्तर
Moon is a non-luminous body.
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संबंधित प्रश्न
Write true or false of the following statement.
A shadow is formed because light travels in a straight-line path.
Differentiate between the luminous and non-luminous bodies. Give two examples of each.
What do we call an electric bulb producing light?
Why do objects in a room become visible even if sunlight does not enter it?
Does the flame of a gas stove emit light?
Fill in the blank
The brightness of light is measured in ...................
Write true or false
The earth has its own light.
Answer the following.
Differentiate between luminous and non-Luminous objects.
Write whether of the following objects are luminous or non-luminous.
| Object | Luminous/Non-luminous |
| A book | |
| A burning candle | |
| A wax cloth | |
| A pencil | |
| A pen | |
| A light bulb | |
| A tyre | |
| A torch |
Velocity of light is greater in denser medium than in rarer medium
