Physics Calculators

Calculate acceleration from velocity change and time using a = (v - u) / t.

Calculate angular acceleration, angular displacement, revolutions, and tangential linear acceleration from rotational kinematics.

Calculate angular momentum L = Iω and rotational kinetic energy from moment of inertia and angular velocity.

Convert between rad/s, RPM, and deg/s. Calculate linear velocity from angular velocity and radius.

Calculate fluid pressure, velocity, or height using Bernoulli's equation: P + ½ρv² + ρgh = constant.

Calculate buoyant force using Archimedes' principle: F_b = ρ_fluid × V × g. Determine if an object floats or sinks.

Calculate capacitance, charge, or voltage using C = Q/V. Also computes energy stored in a capacitor.

Calculate total capacitance for capacitors in series or parallel, plus stored charge and energy.

Calculate centrifugal (centripetal) force, angular velocity, and centripetal acceleration using F = mv²/r.

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

Calculate velocity, period, frequency, centripetal acceleration, and angular velocity for uniform circular motion.

Calculate electrostatic force between two point charges using F = kq₁q₂/r².

Calculate sound intensity in decibels. Convert between dB levels, power ratios, and amplitude ratios.

Calculate density, mass, or volume using the formula ρ = m/V.

Calculate displacement, final velocity, and average velocity from initial velocity, acceleration, and time.

Calculate observed frequency due to the Doppler effect for moving source or observer.

Calculate aerodynamic drag force, power to overcome drag, and terminal velocity using the drag equation.

Calculate final velocities and verify conservation of kinetic energy and momentum for 1D elastic collisions.

Calculate the elastic potential energy stored in a spring using PE = ½kx² and force from Hooke's law F = kx.

Calculate the electric field strength from a point charge using E = kQ/r².

Calculate electrical power using P = IV, P = I²R, or P = V²/R. Find power, current, voltage, or resistance.

Calculate the escape velocity from a celestial body using ve = sqrt(2GM/r).

Calculate force, mass, or acceleration using Newton's Second Law F = ma.

Calculate free fall distance, velocity, and time for objects falling under gravity.

Calculate frequency from wavelength and wave speed, or from period. f = v/λ or f = 1/T.

Calculate friction force using F = μN. Find static or kinetic friction from coefficient and normal force.

Calculate gear ratio, speed multiplier, torque multiplier, and mechanical advantage from gear teeth counts.

Calculate gravitational force between two masses using Newton's law of gravitation F = Gm₁m₂/r².