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प्रश्न
What do you mean by visible light?
उत्तर
Visible light is a spectrum of a number of waves with different wavelength range from 400nm to 700nm (lnm = 10″9 meter) each wave has a definite wavelength represents a particular colour.
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संबंधित प्रश्न
Write true or false of the following statement.
The primary colours are red, blue and green.
Fill in the blank
The colour of an opaque object is the colour of light which it _______
Select the correct alternative
A red rose is seen in green light. It will appear.
Select the correct alternative
The primary colours are
What are the primary colours ? Name the three primary colours.
Fill in the blank with the appropriate color
Red + Blue + _______ = White
Fill in the blank with the appropriate colour
Red + Blue = _______
The leaves appear green when seen in white light. Give a reason.
Why does a piece of paper appear white in sunlight ? How would you expect it to appear when viewed in red light?
When all colours of visible light strikes the retina of our eye at the same time, our brain perceives ______.
