Physics Calculators

Physics calculators for mechanics, electricity, and optics. Explore our collection of 16 accurate, real-time calculators below.

Solve for speed, distance, or travel time with automatic conversions and a comparative velocity scale.

Calculate Voltage, Current, Resistance, or Power based on Ohm's Law with an interactive electrical triangle diagram.

Calculate Force, Mass, or Acceleration (F = ma) with a dynamic vector arrow and pushing crate physical diagram.

Calculate Average Velocity, Displacement, or Time (v = d / t) with real-world benchmark velocity comparisons.

Calculate Acceleration, Initial/Final Velocity, or Time (a = delta v / t) with a dynamic velocity-time slope line plot.

Calculate Kinetic Energy, Mass, or Velocity (KE = 0.5 * m * v^2) with a live rolling ball physics simulation track.

Calculate the velocity and distance of an object in free fall without air resistance.

Calculate the linear momentum of an object given its mass and velocity.

Calculate the physical work done by a force over a distance.

Calculate the mechanical power, representing the rate at which work is done over time.

Calculate the force required to keep an object moving in a circular path.

Calculate the force of friction between two surfaces given the normal force and the coefficient of friction.

Calculate the torque (rotational force) generated by applying a force at a distance from a pivot point.

Calculate the impulse of a force over time, or the change in momentum of an object.

Calculate the maximum speed a falling object can reach when air resistance balances gravity.

Calculate the final velocities of two objects after a perfectly elastic 1D collision.