Question

make a list of some commonly used practical units. How these units are related to SI unit​

Answer 1

Answer:

Hello friend;

There are total of 7 physical fundamental quantities in physics.

They are

• Length - metre
• Mass - kilograms
• Luminous intensity - Candela
• Amount of substance - moles
• Time - seconds
• Electric Current - Amphere
• Temperature - Kelvin

Explanation:

We can derive any unit from these fundamental units.

E.G.:

unit of force is Newton so,

$force = mass \times \: acceleration \\ \: \: \: \: \: \: \: \: \: \: \: \: \: = kg \: \times m {sec}^{ - 2} \\ \: \: \: \: \: \: \: \: \: \: \: \: \: =newton$

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Answer 2

Answer:

here is ur ans i hope it will help u