ENGI 1313 Mechanics I. Lecture 07:Vector Dot Product. Chapter 2 Objectives. to review concepts from linear algebra to sum forces, determine force resultants and resolve force components for 2D vectors using Parallelogram Law to express force and position in Cartesian vector form
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ENGI 1313 Mechanics I
Lecture 07:Vector Dot Product
Go to zero
Component magnitudes
If A||has + sense then same direction as u
^
Component A||
Vector A||
Application of Dot Product for Component A||
Multiply by Unit Vector ûto obtain Vector A||
A
A
A
A
Hibbeler (2007)