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Railways General Science & Technology Ray Optics Sample Paper Ray Optics Sample Test Paper-6

  • question_answer
    Soap bubble looks coloured due to

    A)  Dispersion        

    B)  reflection

    C)  Interference      

    D)  any one of these

    Correct Answer: C

    Solution :

    [c] Interference at thin films causes colouring of soap bubble.


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