Compare the net force on a heavy trunk when its (a) at rest on the floor; (b) being slid
Chapter 5, Problem 1(choose chapter or problem)
Compare the net force on a heavy trunk when its (a) at rest on the floor; (b) being slid across the floor at constant speed; (c) being pulled upward in an elevator whose cable tension equals the combined weight of the elevator and trunk; and (d) sliding down a frictionless ramp.
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