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MGIMS WARDHA MGIMS WARDHA Solved Paper-2004

  • question_answer
    A particle falls towards earth from infinity. Its velocity on reaching the earth would be :          

    A) infinity                                 

    B) \[\sqrt{2gR}\]

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

    D) zero

    Correct Answer: B

    Solution :

    If a particle falls towards the earth from infinity, then velocity on reaching earth \[\upsilon =\sqrt{2gR}\] where\[R=\]radius of earth.


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