RAJASTHAN PMT Rajasthan - PMT Solved Paper-2000

  • question_answer
    Light enters into glass from air then its:

    A)  frequency increases

    B)  frequency decreases

    C)  wavelength increases

    D)  wavelength decreases

    Correct Answer: D

    Solution :

    When light enters into glass from air its wavelength decreases. Because, \[\lambda =\frac{\upsilon }{n}\] \[n\] remains same and \[\upsilon \] decreases.


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