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AMU Medical AMU Solved Paper-2007

  • question_answer
    A 2 kW boiler used for 1 h/day consumes the following electrical energy in thirty days

    A)  60 unit                                

    B)  120 unit

    C)  15 unit                                

    D)  \[6\times {{10}^{4}}\]unit

    Correct Answer: A

    Solution :

                     Number of units                 \[=\frac{\_\text{ }P\left( in\text{ }watt \right)xt\left( in\text{ }hour \right)}{1000}\] \[\Rightarrow \] Number of units                 \[=\frac{2\times {{10}^{3}}\times 1\times 30}{1000}\]= 60 unit


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