Question

what is physical dimension?
​

Answer 1

A physical dimension is a property we associate with physical quantities for purposes of classification or differentiation. Mass, length, and force are examples of physical dimensions. ... A set of primitive dimensions is chosen by convention to define a system of units of measure.

Answer 2

A physical dimension is a property we associate with physical quantities for purposes of classification or differentiation. Mass, length, and force are examples of physical dimensions. Composite physical dimensions can be described by composing primitive dimensions..