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Problem I. The masses of the frictionless cylinders A and B are 2.0 kg and 1.0 kg, respectively. Force P is the smallest value of force that will lift cylinder A off the horizontal surface.

Problem I. The masses of the frictionless cylinders A and B are 2.0 kg and 1.0 kg, respectively. Force P is the smallest value of force that will lift cylinder A off the horizontal surface.

International Edition---engineering Mechanics: Statics, 4th Edition
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 7.42P: Determine the smallest force P, applied to the plunger D, that will prevent the couple C=200Nm from...
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P(kN) = 91

RA (cm) = 949

 

please put the unit for the final answer thanks.

Problem I. The masses of the frictionless cylinders A and B are 2.0 kg and 1.0 kg, respectively. Force P is the smallest value of force that will lift cylinder A off the horizontal surface. = refer to the table of values A. a. Calculate the radius R of the cylinder B. b. Compute for the value of P. b. Angle of the tangent line at the point of tangency of the two cylinders.
Transcribed Image Text:Problem I. The masses of the frictionless cylinders A and B are 2.0 kg and 1.0 kg, respectively. Force P is the smallest value of force that will lift cylinder A off the horizontal surface. = refer to the table of values A. a. Calculate the radius R of the cylinder B. b. Compute for the value of P. b. Angle of the tangent line at the point of tangency of the two cylinders.
Problem II. The truss shown in the figure below is applied with force P (refer to the table of values for P). E 1.5 m 1.5 m C A 1.5 m P (kN) -2 m- 2 m- a. How much is the force in member DE (include whether tension or compression)? b. How much is the force in member BC (include whether tension or compression)? c. What is the greatest force P (different from the one given) that can be applied to the truss such that no member is subject to a force exceeding 2.50 kN in tension or 2 kN in compression?
Transcribed Image Text:Problem II. The truss shown in the figure below is applied with force P (refer to the table of values for P). E 1.5 m 1.5 m C A 1.5 m P (kN) -2 m- 2 m- a. How much is the force in member DE (include whether tension or compression)? b. How much is the force in member BC (include whether tension or compression)? c. What is the greatest force P (different from the one given) that can be applied to the truss such that no member is subject to a force exceeding 2.50 kN in tension or 2 kN in compression?
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