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JEE Main & Advanced Physics NLM, Friction, Circular Motion Question Bank Second Law of Motion

  • question_answer
    A parachutist of weight ?w? strikes the ground with his legs fixed and comes to rest with an upward acceleration of magnitude 3 g. Force exerted on him by ground during landing is                               [EAMCET 1988]

    A)                         w                  

    B)                         2w            

    C)                         3w                  

    D)                         4w            

    Correct Answer: D

    Solution :

                                Resultant force is \[w+3w=4w\]


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