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  3. 9th Class
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9th Class Science Sample Paper Science Olympiad Model Test Paper-17

  • question_answer
    What is the work to be done to increase the velocity of a car from 36 km/h to 72 km/h if the mass of the car is 1000 kg?

    A) 50000 J

    B) 200000 J

    C) 150000 J

    D) 250000 J

    E) None of these

    Correct Answer: C

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