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Manipal Medical Manipal Medical Solved Paper-2003

  • question_answer
    For a given angle of projection, if the time of flight of a projectile is doubled, the horizontal range will increase to:

    A)  four times     

    B)  thrice

    C)  once          

    D)  twice

    Correct Answer: A

    Solution :

     The formula for tune of flight and horizontal ray is given by as \[g{{T}^{2}}=2R\tan \alpha \Rightarrow R\propto {{T}^{2}}\]      ...(1) From the relation (1), if T is doubled then R will be four times


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