Four people are attempting to move a stage platform across the floor. If they exert the horizontal forces shown, determine (a) theequivalent force-couple system at O and (b) the points on the x- and y-axes through which the line of action of the single resultantforce R passes.Assume F = 70 lb, F2 = 70 lb, F3 = 47 lb, F4 = 76 lb, a = 79 in., b = 68 in., and 0 = 41°.IABb.F,

Given: The value of force F1 is 70 lb. The value of force F2 is 70 lb The value of force F3 is…

Answered: Four people are attempting to move a…

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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The combined action of the three forces on the base at O may be obtained by establishing their resultant through O. Determine the magnitudes of R and the accompanying couple M. Assume F₁ = 350 lb, F₂= 620 lb, F3 = 520 lb, a = 5.4ft, b = 2.9 ft. c = 4.0 ft, and 0 = 50% Answers: R= i 1091.134 lb M= i 9719.344 lb-ft
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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 = 68 lb. F₂ = 62 lb, F3 = 36 lb. F4 = 50 lb. a = 92 in., b = 74 in., and 0 = 45° F₁ F₂ F₁ R= b Mo= O Answers: (a) The force-couple system at O: i IA On the x-axis x= a On the y-axis y = i B i+ (b) The line of action of the single resultant R: Q F, k lb-in. 0 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 F₁-86 lb, F2-89 lb, F3-44 lb, F4-54 lb, a-95 in., b-72 in., and 6 = 40° | A B 0 F₁ F₁ Answers: (a) The force-couple system at O: R- Mo- C klb-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 = 82 lb, F₂ = 87 lb, F3 = 36 lb, F4 = 74 lb, a = 81 in., b = 69 in., and 0 = 46° F F₂ F₁ 5º Answers: (a) The force-couple system at O: R= (i Mo= On the x-axis x= On the y-axis y= B Mi i+ (b) The line of action of the single resultant R: F, Mi klb-in. 0 in. in. j) lb
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