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प्रश्न
Why does a piece of paper appear white in sunlight ? How would you expect it to appear when viewed in red light?
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उत्तर
A piece of paper appears white in sunlight because it reflects light of all the colours. It would appear red when viewed in red light.
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संबंधित प्रश्न
Write true or false of the following statement.
A black paper absorbs light of all the colours and reflects none.
Write true or false of the following statement.
The primary colours are red, blue and green.
A red rose is seen in green light. It will appear ______.
What are the primary colours ? Name the three primary colours.
What are the secondary colours ? Name the three secondary colours.
Fill in the blank with the appropriate colour
Red + Blue = _______
Fill in the blank with the appropriate colour
Green + Red = ______
What do you mean by visible light?
If we mix lights of the colours of the rainbow we will get ______.
Why are we able to see the tap water in a glass even though it is colorless?
