Four people are attempting to move a stage platform across the floor. If they exert the horizontal forces shown, determine (a) the equivalent force-couple system at O and (b) the points on the x- and y-axes through which the line of action of the single resultant force. R passes. Assume F₁-71 lb, F2-61 lb, F3-39 lb. F4-51 lb, a-74 in., b-60 in., and 0 = 47° B 0 F₁ Answers: (a) The force-couple system at O: R= i+ j) lb Mo- k lb-in. (b) The line of action of the single resultant R: On the x-axis xi On the y-axis y i in. in.
Four people are attempting to move a stage platform across the floor. If they exert the horizontal forces shown, determine (a) the equivalent force-couple system at O and (b) the points on the x- and y-axes through which the line of action of the single resultant force. R passes. Assume F₁-71 lb, F2-61 lb, F3-39 lb. F4-51 lb, a-74 in., b-60 in., and 0 = 47° B 0 F₁ Answers: (a) The force-couple system at O: R= i+ j) lb Mo- k lb-in. (b) The line of action of the single resultant R: On the x-axis xi On the y-axis y i in. in.
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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![Four people are attempting to move a stage platform across the floor. If they exert the horizontal forces shown, determine (a) the
equivalent force-couple system at O and (b) the points on the x- and y-axes through which the line of action of the single resultant force
R passes.
Assume F₁-71 lb, F2-61 lb, F3-39 lb. F4-51 lb, a-74 in., b-60 in., and 0 = 47°
F₁
ΤΑ
B.
F₂
F₁
Answers:
(a) The force-couple system at O:
R=
(i
it i
j) lb
Mo-
i
k lb-in.
(b) The line of action of the single resultant R:
On the x-axis x-
On the y-axis y
i
10
8
in.
in.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F23a0112c-7f1e-4605-9732-50afae76bde7%2Fa8b10860-2516-4c53-912e-bf8e157cc89d%2Fktfkje_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Four people are attempting to move a stage platform across the floor. If they exert the horizontal forces shown, determine (a) the
equivalent force-couple system at O and (b) the points on the x- and y-axes through which the line of action of the single resultant force
R passes.
Assume F₁-71 lb, F2-61 lb, F3-39 lb. F4-51 lb, a-74 in., b-60 in., and 0 = 47°
F₁
ΤΑ
B.
F₂
F₁
Answers:
(a) The force-couple system at O:
R=
(i
it i
j) lb
Mo-
i
k lb-in.
(b) The line of action of the single resultant R:
On the x-axis x-
On the y-axis y
i
10
8
in.
in.
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