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Determine the resultant moment (in Cartesian vector form) of the forces about point O. Also the moment's magnitude, and direction angles. (ANS: (301-40j + 60k) lb ft, 78.1 lb ft, 67.4°, 121, 39.8°) t 3 F₁ = (-60i + 40j + 20k] lb F₁ = (50j) lb 2 ft 1 4 ft -5 ft F₁ = (80i + 40j - 30k) lb

Determine the resultant moment (in Cartesian vector form) of the forces about point O. Also the moment's magnitude, and direction angles. (ANS: (301-40j + 60k) lb ft, 78.1 lb ft, 67.4°, 121, 39.8°) t 3 F₁ = (-60i + 40j + 20k] lb F₁ = (50j) lb 2 ft 1 4 ft -5 ft F₁ = (80i + 40j - 30k) 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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Determine the resultant moment (in Cartesian vector form) of the forces about point O. Also the moment's magnitude, and direction angles. (ANS: (301-40j + 60k) lb ft, 78.1 lb ft, 67.4°, 121, 39.8°) t 3 F₁ = (-60i + 40j + 20k] lb F₁ = (50j) lb 2 ft 1 4 ft -5 ft F₁ = (80i + 40j - 30k) lb
Transcribed Image Text:Determine the resultant moment (in Cartesian vector form) of the forces about point O. Also the moment's magnitude, and direction angles. (ANS: (301-40j + 60k) lb ft, 78.1 lb ft, 67.4°, 121, 39.8°) t 3 F₁ = (-60i + 40j + 20k] lb F₁ = (50j) lb 2 ft 1 4 ft -5 ft F₁ = (80i + 40j - 30k) lb
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