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JEE Main & Advanced Sample Paper JEE Main Sample Paper-37

  • question_answer
    A positively charged disk is rotated clockwise as shown in the figure. What is the direction of the magnetic field at point A in the plane of the disk.

    A)  \[\otimes \] (into the page)   

    B)  \[\xrightarrow{{}}\]

    C)  \[\xleftarrow{{}}\]     

    D)  \[\odot \] (out of the page)

    Correct Answer: D

    Solution :

    For circular wire


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