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2-125. Determine the magnitudes of the projection of the force F = {-80i +30j + 20k} lb in the direction of the cables AB and AC. PROB. 2-125 B -4 ft A 8 ft N 5 ft F 3 ft C 4 ft y

2-125. Determine the magnitudes of the projection of the force F = {-80i +30j + 20k} lb in the direction of the cables AB and AC. PROB. 2-125 B -4 ft A 8 ft N 5 ft F 3 ft C 4 ft y

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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I know how to set up the sketches to find the projection of F onto AB and AC but I don't know how to set up the math for each one, while I would absolutely appreciate the solution, can you show or indicate where or what you are using for each step if possible?

2-125. Determine the magnitudes of the projection of the force F = {−80i +30j +20k} lb in the direction of the cables AB and AC. PROB. 2-125 B 4 ft A 8 ft N 5 ft F 3 ft C 4 ft y
Transcribed Image Text:2-125. Determine the magnitudes of the projection of the force F = {−80i +30j +20k} lb in the direction of the cables AB and AC. PROB. 2-125 B 4 ft A 8 ft N 5 ft F 3 ft C 4 ft y
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