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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 = 81 lb, F₂ = 77 lb, F3 = 36 lb, F4 = 55 lb, a = 89 in., b = 79 in., and 0 = 49%. F F₂ F₁ Answers: (a) The force-couple system at O: R= | A Mo= i On the x-axis x= On the y-axis y = B. (b) The line of action of the single resultant R: i ان F, Mi klb-in. -x in. in. j) lb

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 = 81 lb, F₂ = 77 lb, F3 = 36 lb, F4 = 55 lb, a = 89 in., b = 79 in., and 0 = 49%. F F₂ F₁ Answers: (a) The force-couple system at O: R= | A Mo= i On the x-axis x= On the y-axis y = B. (b) The line of action of the single resultant R: i ان F, Mi klb-in. -x in. in. j) lb

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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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 = 81 lb, F₂ = 77 lb, F3 = 36 lb, F4 = 55 lb, a = 89 in., b = 79 in., and 0 = 49%. F F₂ F₁ b Answers: R= (a) The force-couple system at O: | A Mo= i On the x-axis x= On the y-axis y = B. (b) The line of action of the single resultant R: i ان F, Mi klb-in. -x in. in. j) lb
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 = 81 lb, F₂ = 77 lb, F3 = 36 lb, F4 = 55 lb, a = 89 in., b = 79 in., and 0 = 49%. F F₂ F₁ b Answers: R= (a) The force-couple system at O: | A Mo= i On the x-axis x= On the y-axis y = B. (b) The line of action of the single resultant R: i ان F, Mi klb-in. -x in. in. j) lb
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