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RAJASTHAN ­ PET Rajasthan PET Solved Paper-2005

  • question_answer
    A light wave is moving along y-axis. If \[E\to \] at a time along the x-axis, then direction of \[B\to \] at that time will along

    A)  \[y-\]axis             

    B) \[x-\]axis

    C)  \[\text{+ }z-\]axis          

    D) \[-\text{ }z-\]axis

    Correct Answer: C

    Solution :

     The light wave is electromagnetic wave.\[\overrightarrow{E}\]and \[\overrightarrow{B}\]are perpendicular, so the magnetic field\[\overrightarrow{B}\]will be along the z-axis.


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