JEE Main & Advanced JEE Main Online Paper (Held On 23 April 2013)

  • question_answer
                    Select the correct statement form the following:     JEE Main Online Paper ( Held On 23  April 2013 )

    A)                  Electromagnetic waves cannot travel in vacuum

    B)                                          Electromagnetic waves are longitudinal waves 

    C)                                          Electromagnetic waves are produced by charge moving with uniform velocity.

    D)                                         ­­­ Electromagnetic waves carry both energy and momentum as they processes through space.

    Correct Answer: D

    Solution :

                      Electromagnetic waves do not required any medium to propagate. They can travel in vacuum. They are transverse in nature like light. They carry both energy and momentum. A changing electric field produces a changing magnetic field and vice-versa. Which gives rise to a transverse wave known as electromagnetic wave.


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