1. Express each of the two forces F, & F, in cartesian vector form. 2. Determine the magnitude and coordinate direction angles of the resultant force F-F+ F. F-40 N 3. Determine the magnitude of the projection of the force F, along 4m cable AC. -70N 3m 2 m 3m 3m

1. Express each of the two forces F, & F, in cartesian vector form. 2. Determine the magnitude and coordinate direction angles of the resultant force F-F+ F. F-40 N 3. Determine the magnitude of the projection of the force F, along 4m cable AC. -70N 3m 2 m 3m 3m

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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Concept explainers

Graphical Methods

The graphical method is a method of solving equations involving more than one variable using the Cartesian coordinate system. In civil engineering, the use of the graphical method is limited to the problems involving two variables. The graphical method has a great impact in solving the questions regarding engineering mechanics.

Question

1. Express each of the two forces F, & F, in cartesian vector form.
2. Determine the magnitude and coordinate direction angles of the
resultant force F-F,+ F.
F-40 N
3. Determine the magnitude of the projection of the force F, along
cable AC.
4m
-70N
3m
2 m
m
3 m

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