Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2009

  • question_answer
    An electromagnetic wave has

    A)  electric vector only

    B)  magnetic vector only

    C)  eiectric    and    magnetic    vectors perpendicular to each other

    D)  neither the electric vector nor the magnetic vector

    Correct Answer: C

    Solution :

    A  changing  electric field produces a changing magnetic field and vice-versa which gives rise to traverse wave known as electromagnetic wave. The rime varying electric and magnetic fields are mutually perpendicular to each other and also  perpendicular to the direction of propagation of this wave.


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