Unit 1 Units Of Measurements

Fundamental Quantity

Physical Quantities which are independent of each other and cannot be expressed in terms of other quantities are known as fundamental quantities.

Examples include length, mass, time, electric current, temperature, amount of substance, and luminous intensity.

Base Quantity

Name

Symbol

Length

meter

m

Mass

kilogram

kg

Time

second

s

Electric current

ampere

A

Temprature

kelvin

K

Amount Of Substance

mole

mol

Luminous Intensity

candela

cd