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Question : Assertion :- When monochromatic light is incident on a surface separating two medium, the reflected and refracted light has same frequency as incident light. Reason :- Reflection and refraction arise through interaction of incident light with atoms of matter and atoms act as oscillator which takes up frequency of incident light and undergoes forced oscillation and scatters light of same frequency.

Answer»

If both ASSERTION & Reason are True & the Reason is a CORRECT explanation of the Assertion.
If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.
If Assertion is True but the Reason is False.
If both Assertion & Reason are False.

ANSWER :A


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