Question

Define Base quantities and write names of four base quantities​

Answer 1

Answer:

Physical quantities are defined as the quantities in terms of which the laws of physics can be expressed and which can be measured directly or by some indirect methods.

The seven fundamental physical quantities and their units are-

Physical quantities - SI units

Length - metre (m)

Mass - kilogram (kg)

Time - second (sec)

Electric current - ampere (A)

Temperature - kelvin (K)

Amount of substance - mole (mol)

Luminous intensity - candela (cd)