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प्रश्न
The mirror used in search light is ______.
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उत्तर
The mirror used in search light is concave mirror
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संबंधित प्रश्न
Write true or false of the following statement.
Light travels in a straight-line path.
Fill in the blank.
The sun is a ............... source of light.
Name two natural sources of light.
List two artificial sources of light.
Tick the correct answer.
The natural source of light is
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 |
Match the following.
| Group A | Group B |
| (a) Mirror | (1) Non-luminous |
| (b) Firefly | (2) Inverted image |
| (c) Pinhole camera | (3) Reflection |
| (d) Moon | (4) Luminous |
Describe the pictures.
Boojho and Paheli were given one mirror each by their teacher. Boojho found his image to be erect and of the same size whereas Paheli found her image erect and smaller in size. This means that the mirrors of Boojho and Paheli are, respectively
A ray of the light incident along normal to the mirror ______ its path.
