9th Class Science Work and energy Question Bank 9th CBSE Science Work and energy

  • question_answer
      A bus and a car have same KE. Which of the two is moving fast? Explain.       

    Answer:

                                 The KE is given by, As KE of both bus and car is same, so,  Since, mass of car is less than that of bus, so the car is moving faster than the bus.       


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