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

  • question_answer
    Ampere's circuital law is given by:

    A) \[\oint{\overrightarrow{H}\cdot \overrightarrow{dl}}={{\mu }_{0}}{{l}_{enc}}\]   

    B) \[\oint{\overrightarrow{B}\cdot \overrightarrow{dl}}={{\mu }_{0}}{{l}_{enc}}\]

    C) \[\oint{\overrightarrow{B}\cdot \overrightarrow{dl}}={{\mu }_{0}}J\]       

    D) \[\oint{\overrightarrow{H}\cdot \overrightarrow{dl}}={{\mu }_{0}}J\]

    Correct Answer: B

    Solution :

    (b) \[\oint{\overrightarrow{B}\cdot \overrightarrow{dl}}={{\mu }_{0}}{{l}_{enc}}\]


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