1. A 15 kg box frame is sliding down a 20° incline plane with a 10 kg steel sphere suspended inside the box as shown in Fig. 1. Consider the coefficient of kinetic friction between the box and the incline is 0.15. 45 B 20° Fig. 1 a. Draw a free body diagram of the forces on the box and on the sphere. b. What is the acceleration of the box? c. Calculate the tension in each of the supporting wires A and B.

1. A 15 kg box frame is sliding down a 20° incline plane with a 10 kg steel sphere suspended inside the box as shown in Fig. 1. Consider the coefficient of kinetic friction between the box and the incline is 0.15. 45 B 20° Fig. 1 a. Draw a free body diagram of the forces on the box and on the sphere. b. What is the acceleration of the box? c. Calculate the tension in each of the supporting wires A and B.

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 7.3P: Two identical chairs, each weighing 14 lb, are stacked as shown. The center of gravity of each chair...

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