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Question
The sensation produced in the brain when a visible light of some specific wavelength excites retina is called ______.
Options
monochromatic light
polychromatic light
colour
dye
MCQ
Fill in the Blanks
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Solution
The sensation produced in the brain when a visible light of some specific wavelength excites retina is called colour.
Explanation:
Colour is the sensation produced in the brain when light of a particular wavelength excites the retina. Monochromatic light has one colour, polychromatic light is a mixture of colours, and a dye is a colouring substance.
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