Innumerable examples might be given of the necessity ... depended on the properties of the complex variable. Vectors and Vector Diagrams applied to the Alternating Current Circuit.

The larger the arrow the greater the magnitude of the vector. Force is an example of a vector quantity. The diagram below shows some examples of vector quantities. The arrow shows the direction.

Vector quantities have both magnitude close magnitude The size of a physical quantity. and an associated direction. Some examples of vector quantities include: force - 20 newtons (N) to the left ...