Assertion :Light of different colors travel with different speeds in vacuum. Reason: Speed of light depends on medium.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Assertion is incorrect but Reason is correct

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Solution

The correct option is D Assertion is incorrect but Reason is correct
Light for all wavelengths have same speed in vacuum. So assertion is wrong.

Speed of light depends inversely on the refractive index of the medium so reason is correct.

Answer. D) Assertion is incorrect but Reason is correct.

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Choose the correct option.

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