University Physics (14th Edition)
14th Edition
ISBN: 9780133969290
Author: Hugh D. Young, Roger A. Freedman
Publisher: PEARSON
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Chapter 5, Problem 5.101P
Blocks A, B, and C are placed as in Fig. P5.101 and connected by ropes of negligible mass. Both A and B weigh 25.0 N each, and the coefficient of kinetic friction between each block and the surface is 0.35. Block C descends with constant velocity. (a) Draw separate free-body diagrams showing the forces acting on A and on B. (b) Find the tension in the rope connecting blocks A and B. (c) What is the weight of block C? (d) If the rope connecting A and B were cut, what would be the acceleration of C?
Figure P5.101
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5.89 .
Block A in Fig. P5.89 has mass 4.00 kg, and block B has
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Figure P5.89
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Figure P5.53
Block A in Fig. P5.72 weighs 60.0 N. The coefficient of static friction between the block and the surface on which it rests is 0.25. The weight w is 12.0 N and the system is in equilibrium.
(a) Find the maximum weight w for which the system will remain in equilibrium.
(b) Find the friction force exerted on block A.
Show the complete solution and draw the free diagrams.
Chapter 5 Solutions
University Physics (14th Edition)
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