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प्रश्न
What are the primary colours ? Name the three primary colours.
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उत्तर
Primary colours are the colours of light by mixing which white light is obtained. They are : (i) red (ii) green and (iii) blue.
Red + Green + Blue = White
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संबंधित प्रश्न
Fill in the blank
The colour of an opaque object is the colour of light which it _______
A red rose is seen in green light. It will appear ______.
Fill in the blank with the appropriate colour
Blue + _______ = Cyan
Fill in the blank with the appropriate colour
Red + Blue = _______
A rose appears red in white light. How will it appear in
green light? Give a reason for your answer.
Why does a piece of paper appear white in sunlight ? How would you expect it to appear when viewed in red light?
What do you mean by visible light?
When all colours of visible light strikes the retina of our eye at the same time, our brain perceives ______.
The image of symmetrical letters like A, H, I, M, R, K, T, and U are not affected by lateral inversion.
Why are we able to see the tap water in a glass even though it is colorless?
