Question

1 micron = ___ mm

• A. 0.1
• B. 0.01
• C. 0.001
• D. 0.0001

Answer 1

The correct option is C

0.001

1 micron or 1 micrometre ($\mu$) = ${10}^{-6}m=1000\times {10}^{-6}mm$ [Since 1m = 1000mm]

$\therefore 1\mu ={10}^{-3}mm$ or $\therefore 1\mu =0.001mm$