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RAJASTHAN PMT Rajasthan - PMT Solved Paper-2003

  • question_answer
    A body of mass 10 kg is placed in a lift moving upward with an acceleration of 2m/s. The apparent weight of body is \[(g=9.8\,m/{{s}^{2}})\]

    A)  118 N                                   

    B)  78 N

    C)  98 N                     

    D)         198 N

    Correct Answer: A

    Solution :

    Apparent weight of an object in a lift going upward with acceleration a is \[W=m(g+a)\] \[=10\times (9.8+2)\] \[=10\times 11.8=118\,\,\text{newton}\]


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