1. Scalars versus Vectors
2. Graphical Representation
3. Mathematical Representation
4. Vector Components
5. Unit Vectors
Vector A makes an angle of 30° with the positive x-axis and has a length of 20. Vector B has a length of 20 and makes an angle of 45° with the positive x-axis. Which of the following is true?
A and B have the same direction, but, different magnitudes.
A and B have the same magnitude and direction.
A and B have different magnitudes and different directions.
A and B have the same magnitude, but, different directions.