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RAJASTHAN PMT Rajasthan - PMT Solved Paper-2005

  • question_answer
    A boy of 50 kg is standing in a left moving down with acceleration \[9.8\,m/{{s}^{2}}\]. The apparent weight of the boy is:

    A)  \[\frac{50}{9.8}N\]                        

    B)  \[50\times 9.8\,N\]

    C)  50 N                                     

    D)  zero

    Correct Answer: D

    Solution :

    Mass of the boy m = 50 Acceleration of lift (downwards) a=9.8m/s2 The apparent weight of the boy when the lift is moving downwards w = m (g - a) = 50 (9.8 - 9.8) = 0


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