Learn how to determine the unit vector of a vector in the same direction. The unit vector is a vector that has a magnitude of ...

One of the most important topics taught at the start of introductory physics is the idea of vectors. Students really need proficiency with them if they are to use force and momentum. Just about every ...

Unit vectors have a magnitude of 1. The basic unit vectors are \(i = \left( \begin{array}{l}1\\ 0\\0\end{array} \right)\), \(j=\left(\begin{array}{l}0\\1\\0\end{array ...

Add your subjects to find the right study guides, track progress and keep everything in one place. If a car is travelling 30 miles per hour due south, then its velocity has been described with both a ...