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NTSE Sample Paper NTSE SAT Practice Test-18

  • question_answer
    Amotorof vacuum cleaner has a rating 600 walt. The amount of work done in one minute is

    A) \[\frac{1}{60}J\]                       

    B) \[10J\]

    C) 600 J                           

    D) 36 kJ     

    Correct Answer: D

    Solution :

    [d] Work done (W) = P x t \[=600\times 60\,\,J\] = 36000J = 36 kJ


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