ch2_1lecture

ch2_1lecture - 2D VECTOR ADDITION Todays Objective :...

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Unformatted text preview: 2D VECTOR ADDITION Todays Objective : Students will be able to : a) Resolve a 2-D vector into components b) Add 2-D vectors using Cartesian vector notations. In-Class activities : Check homework Reading quiz Application of adding forces Parallelogram law Resolution of a vector using Cartesian vector notation (CVN) Addition using CVN Attention quiz READING QUIZ 1. Which one of the following is a scalar quantity? A) Force B) Position C) Mass D) Velocity 2. For vector addition you have to use ______ law. A) Newtons Second B) the arithmetic C) Pascals D) the parallelogram APPLICATION OF VECTOR ADDITION There are four concurrent cable forces acting on the bracket. How do you determine the resultant force acting on the bracket ? SCALARS AND VECTORS (Section 2.1) Scalars Vectors Examples: mass, volume force, velocity Characteristics: It has a magnitude It has a magnitude (positive or negative) and direction Addition rule: Simple arithmetic Parallelogram law Special Notation: None Bold font, a line, an arrow or a carrot VECTOR OPERATIONS (Section 2.2) Scalar Multiplication and Division VECTOR ADDITION USING EITHER THE...
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ch2_1lecture - 2D VECTOR ADDITION Todays Objective :...

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