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DUMET Medical DUMET Medical Solved Paper-2008

  • question_answer
    A body is projected horizontally with velocity 196 m/s from height 400 m. What is the time to reach the ground?

    A)  5 s             

    B)  9 s

    C)  15 s            

    D)  20 s

    Correct Answer: B

    Solution :

     Time to reach the ground is given by \[t=\sqrt{\frac{2h}{g}}=\sqrt{\frac{2\times 400}{10}}\] \[=4\sqrt{5}\] = 9 s


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