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Reported Question / Answer
Q.) When a CD (Compact Disc used in audio and Video system) is seen in sunlight, rainbow like colours are seen. This can be explained on the basis of phenomenon of
1)
reflection and diffraction
2)
reflection and transmission
3)
diffraction and transmission
4)
refraction, diffraction and transmission
5)
NULL
Answer :
4
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Message / Correct Answer / Suggestion
Human Verification : Answer 2 + 3 = ?
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