JEE Main & Advanced Physics Photo Electric Effect, X- Rays & Matter Waves Question Bank Assertion and Reason

  • question_answer
    Assertion             :       Photoelectric effect demonstrates the wave nature of light. Reason                 :   The number of photoelectrons is proportional to the frequency of light.[AIIMS 2004]

    A)             If both assertion and reason are true and the reason is the correct explanation of the assertion.

    B)             If both assertion and reason are true but reason is not the correct explanation of the assertion.

    C)             If assertion is true but reason is false.

    D)             If the assertion and reason both are false.

    E)             If assertion is false but reason is true.

    Correct Answer: D

    Solution :

                Photoelectric effect demonstrates the particle nature of light. Number of emitted photoelectrons depends upon the intensity of light.


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