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प्रश्न
Write true or false of the following statement.
A shadow is formed because light travels in a straight-line path.
पर्याय
True
False
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उत्तर
True
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संबंधित प्रश्न
Write true or false of the following statement.
The moon is self-luminous.
Fill in the blank.
Moon is a .................. body.
What is a transparent medium? Give two examples.
What do we call a substance through which light passes? Give an example of such a substance.
Tick the correct answer.
The natural source of light is
Fill in the blank
There are ........... and man-made ............ of light.
Write true or false
The earth has its own light.
Speed of light in air is 3 × 108 m s–1 and the refractive index of a medium is 1.5. Find the speed of light in the medium.
In going from a rarer to denser medium, the ray of light bends ______.
What is light?
