Physics Calculators

Solve mechanics, electromagnetism, relativity, and optics problems with calculators that include formulas, unit support, and contextual guidance.

Acceleration calculator

Determine constant acceleration from velocity change, distance, or time inputs.

Force calculator

Apply Newton’s second law with vector-aware force, mass, and acceleration outputs.

Speed, distance & time

Solve kinematics problems with interchangeable speed, distance, and time variables.

Momentum calculator

Compute linear momentum, impulse, and collision outcomes with unit conversions.

Work calculator

Evaluate mechanical work, force, displacement, and angle relationships.

Power calculator

Derive mechanical and electrical power from work rate, torque, or energy change.

Kinetic energy calculator

Calculate translational kinetic energy, solve for velocity, or compare masses.

Potential energy calculator

Model gravitational, elastic, and electric potential energy scenarios.

Torque calculator

Find torque from applied force, lever arm, and angle in static or dynamic cases.

Centripetal force

Analyze circular motion with mass, radius, angular velocity, and frequency inputs.

Density calculator

Convert between mass density, specific gravity, and volumetric units.

Pressure calculator

Relate force, area, and fluid columns with scientific and engineering units.

Diffraction grating

Predict maxima angles, order spacing, and wavelength from grating setups.

Single-slit diffraction

Model interference minima and maxima for laser and aperture experiments.

Photoelectric effect

Calculate photon energy, stopping potential, and kinetic energy thresholds.

Planck's law calculator

Evaluate blackbody spectra, radiance peaks, and wavelength-temperature relations.

Relativistic time dilation

Compute Lorentz factors, proper time, and velocity fractions near light speed.

Relativistic velocity addition

Combine velocities using special relativity instead of classical vector sums.

Relativistic kinetic energy

Compare classical and relativistic kinetic energy across particle energies.

Relativistic mass calculator

Compute relativistic mass increase with Lorentz factors and velocity inputs.

Nuclear q-value calculator

Assess energy released or absorbed in nuclear reactions from mass deficits.

Uncertainty principle

Relate momentum, position, energy, and time uncertainties in quantum systems.

Hydrostatic pressure calculator

Calculate hydrostatic pressure with ease using this precise, professional-grade calculator for fluid mechanics.

Thin lens equation calculator

Use this Thin Lens Equation Calculator to determine the relationship between object distance, image distance, and focal length in optics.