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NEET Sample Paper NEET Sample Test Paper-12

  • question_answer
    A man weighs 80 kg. He stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of\[5m/{{s}^{2}}\]. What would be the reading on the scale?\[(g=10\,m/{{s}^{2}})\]

    A)  400 N                          

    B)  800 N

    C)  1200 N                        

    D)  Zero

    Correct Answer: C

    Solution :

     For accelerated upward motion \[R=m(g+a)=80(10+5)=1200N\]


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