15. A box of mass 4.0 kg rests on a horizontal surface. When the box is pulled by a horizontal force of 20 N, it moves with an acceleration of 2.0 m s. Calculate the magnitude of the kinetic frictional forces of the table. O 2.5 N O 12.0 N O 28.0 N O160.0 N

15. A box of mass 4.0 kg rests on a horizontal surface. When the box is pulled by a horizontal force of 20 N, it moves with an acceleration of 2.0 m s. Calculate the magnitude of the kinetic frictional forces of the table. O 2.5 N O 12.0 N O 28.0 N O160.0 N

Name: 15. A box of mass 4.0 kg rests on a horizontal surface. When the box
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Description: 15. A box of mass 4.0 kg rests on a horizontal surface. When the box ispulled by a horizontal force of 20 N, it moves with an acceleration of 2.0 ms. Calculate the magnitude of the kinetic frictional forces of the table.2,5 N12.0 N28.0 N160.0 Ndm? =

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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