10th Class Science Sample Paper Science Olympiad Model Test Paper-19

  • question_answer
    Calculate the electrical energy consumed by an electric bulb of 100 watt in 40 hours.

    A) \[3.44\times {{10}^{7}}\,joules\]

    B) \[1.44\times {{10}^{5}}\,joules\]

    C)  \[1.44\times {{10}^{7}}\,joules\]

    D)  \[8.22\times {{10}^{7}}\,joules\]

    E)  None of these

    Correct Answer: C


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