60° 30 kg 10 kg

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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Question 3
Figure 4 below shows two blocks connected by a light inextensible string.
60°
30 kg
10 kg
Figure 4
Required:
A.
Draw a diagram to show all forces acting on the blocks.
В.
Given that the coefficient of friction between the blocks and the surface is 0.25 and that
the blocks accelerate at 2.0 ms-2, determine:
the tension in the string
ii. the magnitude of pulling force F.
i.
Transcribed Image Text:Question 3 Figure 4 below shows two blocks connected by a light inextensible string. 60° 30 kg 10 kg Figure 4 Required: A. Draw a diagram to show all forces acting on the blocks. В. Given that the coefficient of friction between the blocks and the surface is 0.25 and that the blocks accelerate at 2.0 ms-2, determine: the tension in the string ii. the magnitude of pulling force F. i.
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