12th Class Physics Sample Paper Physics Olympiad Sample Paper-5

  • question_answer
    A conductor is bent in the form of concentric semicircles as shown in the figure. The magnetic field at the point O is

    A)  Zero

    B)         \[\frac{{{\mu }_{0}}l}{6a}\]    

    C)  \[\frac{{{\mu }_{0}}l}{a}\]                  

    D)  \[\frac{{{\mu }_{0}}l}{4a}\]                

    Correct Answer: B

    Solution :

    Not Available  


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