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34. A sled plus passenger with total mass 50 kg is pulled 20 m across the snow (µj = 0.20) at constant velocity by %3D a force directed 25° above the horizontal. Calculate (a) the work of the applied force, (b) the work of friction, and (c) the total work.

34. A sled plus passenger with total mass 50 kg is pulled 20 m across the snow (µj = 0.20) at constant velocity by %3D a force directed 25° above the horizontal. Calculate (a) the work of the applied force, (b) the work of friction, and (c) the total work.

College Physics
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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Problem 34
velocity for 10 cm. Find the work done by (a) the applied is uR = 0.50. A horizontal force pulls the box at constant and surface coefficient of kinetic %3D velocity for 10 cm. Find the work done by (a) the applied horizontal force, (b) the frictional force, and (c) the net force. 34. A sled plus passenger with total mass 50 kg is pulled 20 m across the snow (µµ = 0.20) at constant velocity by a force directed 25° above the horizontal. Calculate (a) the work of the applied force, (b) the work of friction, and (c) the total work. 35. Suppose that the sled plus passenger of the preceding problem is pushed 20 m across the snow at constant velocity by a force directed 30° below the horizontal. Col
Transcribed Image Text:velocity for 10 cm. Find the work done by (a) the applied is uR = 0.50. A horizontal force pulls the box at constant and surface coefficient of kinetic %3D velocity for 10 cm. Find the work done by (a) the applied horizontal force, (b) the frictional force, and (c) the net force. 34. A sled plus passenger with total mass 50 kg is pulled 20 m across the snow (µµ = 0.20) at constant velocity by a force directed 25° above the horizontal. Calculate (a) the work of the applied force, (b) the work of friction, and (c) the total work. 35. Suppose that the sled plus passenger of the preceding problem is pushed 20 m across the snow at constant velocity by a force directed 30° below the horizontal. Col
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