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प्रश्न
Select the correct alternative.
The natural source of light is
पर्याय
candle flame
electric lamp
sun
kerosene lamp
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उत्तर
sun
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संबंधित प्रश्न
Write true or false of the following statement.
The moon is a natural source of light.
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.
Fill in the blank
A medium through which light cannot pass is called the ....................
Is the moon a luminous object?
Tick the correct answer.
Light is a font of
Fill in the blank
There are ........... and man-made ............ of light.
Light travels only in a______ It is because of this property that______ are formed.
Match the following.
| 1. | Ratio of height of image to height of object. | Concave mirror |
| 2. | Used in hairpin bends in mountains. | Total internal reflection |
| 3. | Coin inside water appearing slightly raised. | Magnification |
| 4. | Mirage | Convex mirror |
| 5. | Used as Dentist’s mirror. | Refraction |
A ray of the light incident along normal to the mirror ______ its path.
