*R4-8. The uniform 60-kg crate C rests uniformly on a 10-kg dolly D. If the front wheels of the dolly at A are locked to prevent rolling while the wheels at B are free to roll, determine the maximum force P that may be applied without causing motion of the crate. The coefficient of static friction between the wheels and the floor is p, - 0.35 and between the dolly and the crate, p - 0.5. L06 m- 15 m 0.8 m 025 m 0.25 m 1.5 m

*R4-8. The uniform 60-kg crate C rests uniformly on a 10-kg dolly D. If the front wheels of the dolly at A are locked to prevent rolling while the wheels at B are free to roll, determine the maximum force P that may be applied without causing motion of the crate. The coefficient of static friction between the wheels and the floor is p, - 0.35 and between the dolly and the crate, p - 0.5. L06 m- 15 m 0.8 m 025 m 0.25 m 1.5 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 7.20P: The 3600-lb car with rear wheel drive is attempting to push the 4500-lb crate. The center of gravity...

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