Speed from Free Fall · PhysicsBowl 2024 #28

Physics · mechanics

Problem

A person with a mass m, falls from a height of h onto a crash mat. The speed of the person when they reach the mat is equal to: a.

\sqrt{(2gh)}

\frac{1}{\sqrt{2g}}

2gh

2\sqrt{gh}

\frac{1}{h\sqrt{2gh}}