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9th Class Social Science Force and laws of motion Question Bank 9th CBSE Social Science Force and laws of motion

  • question_answer
      Find the acceleration and force acting on a body of mass 4 kg using the following v-t graph.                      

    Answer:

                      Acceleration   a = Slope of v-t graph                    (1) From Newton's second law of motions, we have F= ma = 4x 2.5 =10 N                                    (1)


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