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प्रश्न
Answer the following.
Write down five man-made sources of light.
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उत्तर
Electric bulb, torch, an oil lamp, fluorescent tube, candle.
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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.
Fill in the blank.
The sun is a ............... source of light.
How does light make an object visible?
Name two natural sources of light.
Name any four man made sources of light.
Why do objects in a room become visible even if sunlight does not enter it?
From among the following objects, list out the opaque, translucent, and transparent bodies in the space provided below:
A glass strip, an ordinary paper, greased paper, tracing paper, polythene sheet, wooden piece, steel plate, glycerine, kerosene oil, mustard oil, grounded glass, stone, book, water, and milk.
Opaque Transparent Translucent
Write the names of some transparent objects.
State whether true or false. If false, correct the statement.
If a ray of light passes obliquely from one medium to another, it does not suffer any deviation.
A ray of the light incident along normal to the mirror ______ its path.
