☰
✕

Units and Measurement
Question
Wired Faculty App

What information is required to make the measurement of a physical quantity?

Answer

The unit used for a certain quantity is required to completely measure a physical quantity. The number of times the unit is contained in the physical quantity is to be known. 
Given a physical quantity X, the unit used is u and is required fo n times.
Then, 
                                   X = nu

Sponsor Area

Some More Questions From Units and Measurement Chapter

Does the numerical factor in the quantitative measurement depend on the system of unit used?

Is one unit sufficient to measure a physical quantity?

Can a physical quantity have two or more units? Give example.

What are fundamental quantities?

How many fundamental quantities are there in mechanics?

How many fundamental quantities are there in Physics?

Name the fundamental quantities of mechanics.

Name the different system of units in mechanics that are internationally accepted.