17-A12 The wagon and load have a mass of 300-kg. No friction at A or B. The wheels are small and have no mass. • If P= 2000 N, what are the acceleration and normal forces at A and B? • Determine the maximum force P that can be applied such that all of the wheels stay on the ground. (You may solve the problem by summing moments about G or about B. You should practice both ways.) • What is the maximum acceleration? 60 0.5 m G. 0.2 m -0.3 m0.2 m-- 0.4 m

17-A12 The wagon and load have a mass of 300-kg. No friction at A or B. The wheels are small and have no mass. • If P= 2000 N, what are the acceleration and normal forces at A and B? • Determine the maximum force P that can be applied such that all of the wheels stay on the ground. (You may solve the problem by summing moments about G or about B. You should practice both ways.) • What is the maximum acceleration? 60 0.5 m G. 0.2 m -0.3 m0.2 m-- 0.4 m

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.11P: Solve Prob. 7.10 assuming that the pick-up truck has front-wheel drive.

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