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10th Class Science Electricity and Circuits Question Bank Electricity

  • question_answer
    If the current is flowing through a 10 ohm resistor then indicate in which case the maximum heat will be generated?

    A)  5 ampere in 2 minutes

    B)  4 ampere in 3 minutes

    C)  3 ampere in 6 minutes  

    D)  2 ampere in 5 minutes

    Correct Answer: C

    Solution :

                    \[H={{I}^{2}}Rt\] Value of \[{{I}^{2}}R\] for each option should be written by the side of each option as below: [a]\[50\]                                              [b]\[48\] [c]\[54\]                                               [d]\[20\]


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