Question

What is mean by physical quantity? ​

Answer 1

A physical quantity is the quantity that can be measured directly or indirectly and consists of a magnitude and a unit. Mass, length, time, density, temperature etc are some examples of physical quantities. Happiness, sadness etc cannot be measured. So, they are not physical quantities. We cannot find the exact value of any physical quantity without measurement.

There are two types of physical quantity. They are:

• Fundamental quantity
• Derived Quantity

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Answer 2

Anything that can be measured is called a physical quantity. It is described with the help of magnitude and the unit. There are two types

1) Base quantity

2) Derived Quantity