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  • Which of the following statements is correct regarding the propagation of light of different colours of white light in air? (a) Red light moves fastest (b) Blue light moves faster than green light

Which of the following statements is correct regarding the propagation of light of different colours of white light in air?
(a) Red light moves fastest
(b) Blue light moves faster than green light
(c) All the colours of the white light move with the same speed
(d) Yellow light moves with the mean speed as that of the red and the violet light

Answers (2)

Ans. (c)
The propagation of light of different colours of white light in air or vacuum move with the same speed but different wavelengths and frequencies.
Velocity of light is dependent on medium but it does not depend on the frequency and wavelength of light.
Therefore option (c) is correct

Posted by

infoexpert26

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A

Posted by

VIKAS

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