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You are using a rope to pull a 15 kg suitcase along a level path. There...

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Physics

You are using a rope to pull a 15 kg suitcase along a levelpath. There is friction between the suitcase and the floor, so youmust pull with some difficulty to get the suitcase moving, needinga force of about 120N. Afterward, you find that by maintaining thatforce, the suitcase acceleration while sliding along the floor, thecoefficient of static friction is 0.81and the coefficient ofkinetic friction is 0.40.

a. Draw a force diagram and label all the forces on the suitcasefor the static situation.

b. Draw a force diagram and label all the forces on the suitcasefor the kinetic situation.

c. Explain the differences between your two force diagrams inpart A and part B.

d. Find the acceleration that the suitcase experiences whileyou're dragging it across the floor.

e. How would your answer to part D change if you decided to add5kg worth of items to the suitcase?

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