* Incorrect Now find M (the magnitude of the couple in the original system) so that the moments about point B are the same in both systems. Answer: M = 120.75 kip-ft.

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter1: Introduction To Statics
Section: Chapter Questions
Problem 1.55P: The force R is the resultant of P and 0. Determine Q and the angle .
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Part 2
Incorrect
Now find M (the magnitude of the couple in the original system) so that the moments about point B are the same in both systems.
Answer: M = 1 120.75
kip-ft.
Transcribed Image Text:Part 2 Incorrect Now find M (the magnitude of the couple in the original system) so that the moments about point B are the same in both systems. Answer: M = 1 120.75 kip-ft.
If the resultant of the loads shown passes through point B, determine the equivalent force-couple system at O.
9.1 kips
12.5 kips
2.8
2.8
t
Correct
If the resultant passes through B, the original system must be equivalent to the new system shown (a single force passing through
point B with no accompanying couple).
R₂
6.9
R₂
B
Solve for the forces R, and Ry so that the forces in the original system are equal to the forces in this new system.
Answers:
Rx=
0
kips
Ry= -17.5
kips
Part 1
4.1
4.1 kips
OB
2.8
Transcribed Image Text:If the resultant of the loads shown passes through point B, determine the equivalent force-couple system at O. 9.1 kips 12.5 kips 2.8 2.8 t Correct If the resultant passes through B, the original system must be equivalent to the new system shown (a single force passing through point B with no accompanying couple). R₂ 6.9 R₂ B Solve for the forces R, and Ry so that the forces in the original system are equal to the forces in this new system. Answers: Rx= 0 kips Ry= -17.5 kips Part 1 4.1 4.1 kips OB 2.8
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