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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Lecture 07: Vector Dot Product
Component magnitudes
If A||has + sense then same direction as u
^
Application of Dot Product (cont.)Component A||
Vector A||
Application of Dot Product for Component A||
Multiply by Unit Vector ûto obtain Vector A||
Hibbeler (2007)