Question

What of the following size of letters used for sub title of enginnering drawing​

Answer 1

$\Huge{\color{magenta}{\fbox{\textsf{\textbf{αηsωεя}}}}}$

Lettering in drawing must be of standard height. The standard heights of letters used are 3.5mm, 5mm, 7mm and 10mm. - Generally, the height to width ratio of letters and numerals are approximately 5:3. - The height to width ratio of the letters M and W are approximately 5:4.