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  3. 12th Class
  4. Physics
  5. Magnetism

12th Class Physics Magnetism Question Bank Case Based (MCQs) - Moving Charges and Magnetism

  • question_answer
              If magnitude of the current in the wire increases, strength of magnetid field:

    A) increases  

    B) decreases                  

    C) remains unchanged  

    D) None of these               

    Correct Answer: A

    Solution :

    (a) increases.                     \[B\,_{\propto }^{\bullet }\,l\]                


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