12th Class Physics Magnetism Question Bank MCQ - Moving Charges and Magnetism

  • question_answer
    The magnetic field generated along the axis of a solenoid is proportional to:

    A) its length.                   

    B) square of current flowing in it.                         

    C) number of turns per unit length.

    D) reciprocal of its radius,                                

    Correct Answer: C

    Solution :

    (c) number of turns per unit length.


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