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प्रश्न
Write true or false of the following statement.
The moon is self-luminous.
विकल्प
True
False
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उत्तर
False
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संबंधित प्रश्न
Match the following
| (a). A light ray passes from air to glass | (1) . speeds up |
| (b). A light ray passes from glass to water | (2). reflects red light |
| (c). Virtual image | (3). primary colours |
| (d). Red rose | (4). plane mirror |
| (e). Red, green, and blue | (5). slows down |
What do we call a substance through which light passes? Give an example of such a substance.
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
Tick the correct answer.
Substance which don’t allow light to pass through them,
Write true or false
The stars have no light.
Answer the following.
What is meant by luminous intensity? What is one lumen?
When a beam of white light passes through a prism it gets ______.
If VB, VG, VR be the velocity of blue, green, and red light respectively in a glass prism, then which of the following statement gives the correct relation?
The path of the light is called as ______.
State whether the following statement is True or False.
An object can be seen only if it emits light
