Question

what is meant by standard unit of measurement?

Answer 1

a unit of measurement is a definite magnitude of a quantity defined and adopted by convention or by law that is used as standard for measurement of the same quantity any other value of that quantity can be expressed as a simple multiple of the unit of measurement. for example , length is a physical quantity.

Answer 2

A unit of measurement which has a fixed value which does not change from person to person or place to place, is called a standard unit of measurement. It is necessary to have standard units of measurements for the sake of uniformity in measurements.

Si unit of length is metre denoted by symbol (m).