Physics

Centripetal Force

Force keeping an object in circular motion.

Formula

Formula
F = m v2r

Variables

SymbolDefinitionType & rangeUnitsRole
m mass (kg) real number (ℝ) kg input
v speed (m/s) real number (ℝ) m/s input
r radius (m) real number (ℝ) m input

Try it yourself

Interactive calculator
Result

Worked examples

Example 1
Givenmass (kg) = 2, speed (m/s) = 10, radius (m) = 5
Result40
Example 2
Givenmass (kg) = 1000, speed (m/s) = 20, radius (m) = 50
Result8000