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

  • question_answer
      Using a horizontal force of 200 N, we intend to move a wooden cabinet across a floor at a constant velocity. What is the frictional force that will be exerted on the cabinet?

    Answer:

                                The frictional force is 200 N but in opposite direction                                                       (1)


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