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Question

Which colour of light is most refracted during dispersion by a prism?

A
Red
B
yellow
C
Green
D
Violet
Solution
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Correct option is D. Violet

Correct answer is (d).

Violet colour light refracts the most as light passes through air and into a prism during dispersion, because violet light in the visible light spectrum has a smaller wavelength of about 400 nanometers when compared to red at 650 nanometers.

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