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JEE Main & Advanced Physics Magnetism Question Bank Magnetic Equipments

  • question_answer
    The time period of a freely suspended magnet is 2 sec. If it is broken in length into two equal parts and one part is suspended in the same way, then its time period will be [MP PMT 1999]

    A)            4 sec                                        

    B)            2 sec

    C)            \[\sqrt{2}\sec \]                 

    D)             1 sec

    Correct Answer: D

    Solution :

               \[{T}'=\frac{T}{n}\Rightarrow {T}'=\frac{2}{2}=1sec\]


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