= a. A box is suspended by 3 cables as shown. Cable A has the angles 32°, and e=16°, and What is the unit vector of cable A? b. Cable B is entirely along the y-axis. What is the unit vector of cable B? c. Cable C has the coordinate angles a 100°, B-88, and y= 16. What is the unit vector of cable C? d. If the weight of the box, W-7678 lb, what is the weight vector in cartesian form? List all forces (each cable and weight) below, then set up equilibrium equations. e. What is the tension in cable A? f. What is the tension in cable C? g. What is the tension in cable B?
= a. A box is suspended by 3 cables as shown. Cable A has the angles 32°, and e=16°, and What is the unit vector of cable A? b. Cable B is entirely along the y-axis. What is the unit vector of cable B? c. Cable C has the coordinate angles a 100°, B-88, and y= 16. What is the unit vector of cable C? d. If the weight of the box, W-7678 lb, what is the weight vector in cartesian form? List all forces (each cable and weight) below, then set up equilibrium equations. e. What is the tension in cable A? f. What is the tension in cable C? g. What is the tension in cable B?
International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter1: Introduction To Statics
Section: Chapter Questions
Problem 1.65P: Find a unit vector that is perpendicular to both A=4i-3j-2km and B=2i4j+3km.
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