5. A warehouse worker pushes a crate of mass 24 kg up a ramp (Figure 11). Assume that the friction between the crate and ramp can be ignored. I 0 = 30.0° Figure 11 (a) Determine the component of gravitational force directed along the ramp's surface. (b) Calculate the force required to move the crate at a constant speed up the ramp. (c) Calculate the work done in pushing the crate 23 m as measured along the ramp. Assume the crate moves at a constant velocity. (d) Assume the coefficient of kinetic friction between the crate and the ramp is µg = 0.25. Calculate the work done on the crate by the worker and by friction, and calculate the total work done as the worker pushes the crate

5. A warehouse worker pushes a crate of mass 24 kg up a ramp (Figure 11). Assume that the friction between the crate and ramp can be ignored. I 0 = 30.0° Figure 11 (a) Determine the component of gravitational force directed along the ramp's surface. (b) Calculate the force required to move the crate at a constant speed up the ramp. (c) Calculate the work done in pushing the crate 23 m as measured along the ramp. Assume the crate moves at a constant velocity. (d) Assume the coefficient of kinetic friction between the crate and the ramp is µg = 0.25. Calculate the work done on the crate by the worker and by friction, and calculate the total work done as the worker pushes the crate

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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