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JEE Main & Advanced Physics Photo Electric Effect, X- Rays & Matter Waves JEE PYQ-Photo Electric Effect X-rays

  • question_answer
    If a source of power 4 kW produces\[{{10}^{20}}\]photons/second, the radiation belongs to a part of the spectrum called -          [AIEEE 2010]

    A) \[\gamma -\]rays

    B)      X-rays 

    C) ultraviolet rays

    D) microwaves

    Correct Answer: B

    Solution :

    [b]


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