Block 2 of mass 1.30 kg is stacked on top of another Block 1 of mass 8.60 kg on an incline plane of angle 38° with respect to the horizontal. The two blocks are linked by a rope which passes over a pulley at the top of the incline, as shown in the diagram. The coefficient of kinetic friction between all surfaces is 0.45. (g 9.8m/s2,cos 38° = 0.788, sin 38° = 0.616) a) Draw the free body diagrams of each block, b) Write Newton's second law components for each block, c) What is the acceleration of each block? d) If the coefficient of static friction between all surfaces is 0.3 find the angle 8 the plane must be inclined for sliding to commence. NOTE: Solutions involving the energy will not be accepted.

Block 2 of mass 1.30 kg is stacked on top of another Block 1 of mass 8.60 kg on an incline plane of angle 38° with respect to the horizontal. The two blocks are linked by a rope which passes over a pulley at the top of the incline, as shown in the diagram. The coefficient of kinetic friction between all surfaces is 0.45. (g 9.8m/s2,cos 38° = 0.788, sin 38° = 0.616) a) Draw the free body diagrams of each block, b) Write Newton's second law components for each block, c) What is the acceleration of each block? d) If the coefficient of static friction between all surfaces is 0.3 find the angle 8 the plane must be inclined for sliding to commence. NOTE: Solutions involving the energy will not be accepted.

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 7.49P

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