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What do you mean by term "Physical Quant...

What do you mean by term "Physical Quantity"? Give examples of 4 physical quantities.

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### Step-by-Step Text Solution: 1. **Definition of Physical Quantity**: A physical quantity is any property or characteristic of a physical system that can be measured. It is expressed in terms of a numerical value and a unit. 2. **Examples of Physical Quantities**: - **Time**: This is a measure of the duration of events. It can be measured in units such as seconds, minutes, or hours. - **Mass**: This refers to the amount of matter in an object. It can be measured in kilograms (kg), grams (g), or pounds (lb). ...
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Knowledge Check

  • In the S.I. units the number of basic physical quantities is

    A
    3
    B
    7
    C
    9
    D
    21
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