Wavelength Calculator

Calculate wavelength from wave velocity and frequency (or period) using the universal wave equation λ = v / f = v · T.
Torque Calculator

Calculate torque from force and lever arm, power and RPM, or inertia and angular acceleration. Get results in N·m, lb·ft, kgf·m, and more, instantly.
Simple Pendulum Calculator

Simple Pendulum Calculator: g, L, T, f Simple Pendulum Calculator Enter the acceleration of gravity and any one of pendulum length, period, or frequency. The other two values update instantly from T = 2π√(L/g). Pendulum properties Acceleration of gravity (g) m/s²ft/s²g Pendulum length (L) mcmmmkminft Pendulum period (T) secmsminh Pendulum frequency (f) HzmHzkHzRPM Relationship: T […]
Simple Harmonic Motion Calculator

Compute angular frequency, period, displacement, velocity, and acceleration for mass-spring, pendulum, or direct-ω systems. Enter your values and see the motion at any time.
Frequency Calculator

Compute frequency, wavelength, period and wave velocity from the universal wave equation.
Circular Motion Calculator

Compute angular velocity, tangential speed, centripetal acceleration, force, period and frequency.
Centripetal Force Calculator

Compute centripetal force from mass, radius, and linear velocity, angular velocity, or period.
Centrifuge Calculator

Convert between RPM and RCF (relative centrifugal force, ×g) using your rotor radius. Enter one value and get the other instantly.
Centrifugal Force Calculator

Compute centrifugal force from mass, radius, and RPM, angular velocity, or linear speed.
Angular Velocity Calculator

Compute angular velocity from angular displacement and time, linear velocity and radius, RPM, or period. Get rad/s, deg/s, rev/s, and RPM instantly.