Determine the initial acceleration (positive if to the right, negative if to the left) of the 15-kg block if (a) T = 20 N and (b) T = 23 N. Thesystem is initially at rest with no slack in the cable, and the mass and friction of the pulleys are negligible.T15 kg40H = 0.43)H= 0.34)Answers:(a) a =im/s2(b) a =im/s2

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Determine the initial acceleration (positive if system is initially at rest with no slack in the

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 7.79P: The coefficient of rolling resistance between the 30-kg lawn roller and the ground is r=0.1. (a)...

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