AMU Medical AMU Solved Paper-2015

  • question_answer
    A stone is fastened to one end of a string and is whirled in a vertical circle of radius R. Find the minimum speed the stone can have at the highest point of the circle.

    A)  \[\sqrt{2Rg}\]                  

    B)  \[\sqrt{2R/g}\]

    C)  \[\sqrt{R/g}\]                  

    D)  \[\sqrt{Rg}\]

    Correct Answer: D

    Solution :

                     During vertical circular motion, minimum speed required by body to reach highest point is \[\sqrt{Rg}\].


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