Answer to Question #333681 in Molecular Physics | Thermodynamics for ROY

Question

How much time does a meter stick moving at 0.1c relative to an observer take to pass the

observer? The meter stick is parallel to its direction of motion.

Answer 1

$$l=l_0\sqrt{1-(v/c)^2}$$

$$l=\rm 1.00\: m\times\sqrt{1-(0.1)^2}=0.995\:m$$