Question

Q.1 What is the need of having S.I. units for physical quantities?​

Answer 1

Explanation:

List of physical quantities

Base quantity Symbol SI base unit

Mass m kilogram (kg)

Time t second (s)

Electric Current I ampere (A)

Temperature T kelvin

Answer 2

Answer:

SI unit of all physical quantities

List of physical quantities

Base quantity Symbol SI base unit

Mass m kilogram (kg)

Time t second (s)

Electric Current I ampere (A)

Temperature T