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Give the ratio of velocity of the two light waves of wavelengths 4000Å and 8000Å travelling in vacuum.

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Give the ratio of velocity of the two light waves of wavelengths 4000Å and 8000Å travelling in vacuum.

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2 Answers

+1 vote
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Best answer

The ratio = 1

This is because in vacuum, all colours travel with the same velocity.

+2 votes
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The answer is : 1:1.

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