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  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main - Mock Test - 9

  • question_answer
    Which of the following has/have zero average value in a plane electromagnetic wave?

    A) Both magnetic and electric field

    B) Electric field only

    C) Magnetic energy

    D) Electric energy

    Correct Answer: A

    Solution :

    Both magnetic and electric fields have zero average value in a plane e.m. wave.


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