Question

what is meant by unit of a physical quantity state different types of systems of unit​

Answer 1

The units in which they are measured are thus called fundamental units. ... All other physical quantities, such as force and electric charge, can be expressed as algebraic combinations of length, mass, time, and current (for example, speed is length divided by time); these units are called derived units

Answer 2

Answer:

Explanation:

All physical quantities in the International System of Units (SI) are expressed in terms of combinations of seven fundamental physical units, which are units for: length, mass, time, electric current, temperature, amount of a substance, and luminous intensity.