6th Class Science Sample Paper Science Olympiad Model Test Paper-15

  • question_answer
    Aman uses a fixed pulley to draw out water from a well. Find the work done by Aman if mass of the bucket which is used to pull out water is 5 kg and Aman pulls the rope down by 2 m as shown in the given picture. (Take the value of \[g=9.8\,\,m/{{s}^{2}}\])

    A) 180 J

    B) 100 J

    C) 200 J

    D) 98 J

    E) None of these

    Correct Answer: D


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