Length
A length l is commonly understood to mean the most extended dimension of a fixed object.
Explanation
Example 1
In the A-series paper size, the ratio between length and width is
Examüle 2
The Planck length is the smallest unit of length.
A length l is commonly understood to mean the most extended dimension of a fixed object.
In the A-series paper size, the ratio between length and width is
The Planck length is the smallest unit of length.