Problem 3) The forces F, = {100î – 120ĵ + 75k} lb and F2 = {-2008 + 250f + 100k} lb act %3D at A. Find the moment from the forces about point O. Explain what this physically means. Find the moment from the forces about axis AB. Explain what this physically means. Find the moment from the forces about axis BC. Explain what this physically means. Find the moment from the forces about axis OC. Explain what this physically means. Express your answers as in Cartesian vector form. C 4 ft F1 В F2 5 ft 3 ft

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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Problem 3) The forces F, = {1008 – 120f + 75k} lb and F, = {-200î + 250ĵ + 100k} lb act
at A.
Find the moment from the forces about point 0. Explain what this physically means.
Find the moment from the forces about axis AB. Explain what this physically means.
Find the moment from the forces about axis BC. Explain what this physically means.
Find the moment from the forces about axis OC. Explain what this physically means.
Express your answers as in Cartesian vector form.
Z.
4 ft
F1
В
F2
3 ft
5 ft
Transcribed Image Text:Problem 3) The forces F, = {1008 – 120f + 75k} lb and F, = {-200î + 250ĵ + 100k} lb act at A. Find the moment from the forces about point 0. Explain what this physically means. Find the moment from the forces about axis AB. Explain what this physically means. Find the moment from the forces about axis BC. Explain what this physically means. Find the moment from the forces about axis OC. Explain what this physically means. Express your answers as in Cartesian vector form. Z. 4 ft F1 В F2 3 ft 5 ft
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