Physics

Physics Calculators

Calculate forces, motion, energy, waves, and thermodynamics with clear formulas.

Find a tool in Physics

18 tools

Cylinder Volume Calculator

Cylinder volume calculator: volume of a cylinder from radius and height.

G force calculator: cornering acceleration from speed and radius.

Half life calculator: remaining amount after elapsed time with a known half-life.

Resistor color code calculator: 4-band resistor value and tolerance from color bands.

Speed distance time calculator: solve for the missing value (speed, distance, or time).

Work calculator: work done by a force over a distance (W = F \u00d7 d).

Calculate acceleration from the change in velocity over time.

Calculate angular momentum of a point mass from mass, velocity, and radius (L = mvr).

Calculate density from mass and volume (ρ = m/V) in kg/m³ and g/cm³.

Calculate force, mass, or acceleration using Newton's second law (F = ma).

Calculate the kinetic energy of a moving object from mass and velocity (KE = ½mv²).

Calculate linear momentum from mass and velocity (p = mv).

Calculate gravitational potential energy from mass, height, and gravity (PE = mgh).

Calculate pressure from force and area (P = F/A) with pascal and psi results.

Calculate the final temperature when two objects reach thermal equilibrium.

Calculate velocity from distance and time, with km/h and mph conversions.

Calculate wave speed from frequency and wavelength (v = fλ).

Calculate mechanical work (W = F·d) and power output (P = W/t).