The International System of Units
The International System of Units: Overview
This topic contains concepts like System of Units, CGS System, MKS System and FPS System.
Important Questions on The International System of Units
What are SI units and explain with examples?

How the SI unit of length is defined?

How the SI unit of time is defined?

The solid angle is a dimensionless quantity.

What is solid angle?

Pound is the unit of _____ in the F.P.S. system.

The unit of length in the FPS system is:

Supplementary physical quantities are physical quantities which do not depend on other physical quantities like fundamental physical quantities.

Supplementary physical quantities are physical quantities which do not depend on other physical quantities like fundamental physical quantities.

Which quantity has the same unit in both MKS and CGS systems?

In CGS system the unit of distance is:

In MKS system the unit of time is:

The CGS unit of mass is _____ .

Name the SI unit of solid angle.


Derive the units of density in FPS units. Convert the unit value of density in FPS to SI system.

What are the fundamental units in FPS system? Obtain the relation between fundamental units of MKS and FPS systems.

What are the fundamental units in FPS system?

There should not be a full stop either between or at the end of the letters of the symbol.

Number of base SI units is-
