JEE Main & Advanced Physics Two Dimensional Motion Question Bank Uniform Circular Motion

  • question_answer
    A particle of mass M moves with constant speed along a circular path of radius r under the action of a force F.  Its speed is                                    [MP PMT 2002]

    A)             \[\sqrt{\frac{r\,F}{m}}\]        

    B)             \[\sqrt{\frac{F}{r}}\]

    C)             \[\sqrt{F\,m\,r}\]

    D)                      \[\sqrt{\frac{F}{m\,r}}\]

    Correct Answer: A

    Solution :

                    \[F=\frac{m{{v}^{2}}}{r}\] Þ \[v=\sqrt{\frac{rF}{m}}\]


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