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Question
When white light passes through a prism, the colour that undergoes maximum deviation is ______.
Options
red
yellow
violet
green
MCQ
Fill in the Blanks
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Solution
When white light passes through a prism, the colour that undergoes maximum deviation is violet.
Explanation:
Violet light has the shortest wavelength and the highest refractive index in glass, so it travels the slowest and deviates the most. Red has the longest wavelength and deviates the least.
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