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प्रश्न
Tick the correct answer.
Substance which don’t allow light to pass through them,
पर्याय
Transparent substance
Opaque substance
Translucent substances
Non-luminous substance
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उत्तर
Opaque substance
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संबंधित प्रश्न
Fill in the blank.
The sun is a ............... source of light.
Match the following columns
| Column A | Column B |
| a. Wooden block | i. new moon's day |
| b. Sun | ii. rectilinear propagation of light |
| c. Umbra | iii. opaque body |
| d. Eclipse | iv. luminous body |
| e. Solar eclipse | v. complete dark park |
What do we call a substance through which we cannot see light? Give an example of such a substance.
Fill in the blank
The brightness of light is measured in ...................
Answer the following.
List two transparent objects.
Answer the following.
Differentiate between luminous and non-Luminous objects.
A ______ is an artificial source of light.
_______ is the natural source that stimulates sight and makes things visible.
In going from a rarer to denser medium, the ray of light bends ______.
Amount of light entering into the eye is controlled by ______.
