When light enters glass from air, its wavelength generally
Options
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A.
Increases
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B.
Decreases
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C.
Remains unchanged
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D.
Becomes infinite
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E.
None of the above
Correct Answer (Detailed Explanation is Below)
B.
Decreases
Detailed Explanation
Frequency remains constant while speed decreases in glass, so wavelength decreases according to v = fλ.