Centripetal Force Calculator

Calculate centripetal force, acceleration, velocity, or radius for any circular motion using F = mv²/r.

Enter Parameters

Select what to solve for

Solve For

Mass (m)

Velocity (v)

Radius (r)

Centripetal Force (F)

Centripetal Acceleration (a = v²/r)

Step-by-Step

Centripetal Formulas

F = mv²/r
a = v²/r
v = √(F·r/m)
r = mv²/F

F: centripetal force (N)
m: mass (kg)
v: velocity (m/s)
r: radius of circular path (m)
a: centripetal acceleration (m/s²)

Related Calculators

Real-World Examples

Car turning: friction provides centripetal force

Satellite orbit: gravity is the centripetal force

Rollercoaster loop: normal force + gravity