Mechanics Calculator

  • Speed & Distance to Time Calculator
    Calculate travel time with this Speed & Distance to Time Calculator. Input distance and speed to instantly determine journey duration for efficient trip planning.
  • Speed & Time to Distance Calculator
    Enter speed and time in hours, minutes, and seconds to calculate travel distance instantly. Great for trip planning, pacing, and projects.
  • Net Force Calculator
    Calculate the net force from up to three aligned forces and find the resulting acceleration using Newton's second law (F = m·a).
  • Normal Force Calculator
    Calculate the normal force on an object resting on a flat or inclined surface using N = m·g·cos(θ). Enter mass, gravity, and angle.
  • Newton's Second Law Calculator
    Calculate net force with Newton's Second Law, F = m·a. Enter mass (kg) and acceleration (m/s²) to instantly find the force in newtons.
  • Force Calculator
    Calculate force from mass and acceleration using Newton's second law (F = m·a). Enter mass in kg and acceleration in m/s² to get force in newtons.
  • Trajectory Calculator
    Free projectile trajectory calculator. Enter velocity, angle and height to find range, max height, flight time and the path equation y=x·tan(θ)−g·x²/(2v²cos²θ).
  • SUVAT Calculator
    Free SUVAT calculator. Enter initial velocity, acceleration and time to find final velocity and displacement using the equations of motion (v=u+at, s=ut+½at²).
  • Resultant Velocity Calculator
    Calculate the resultant velocity magnitude and direction from x and y velocity components using v=√(vx²+vy²) and θ=atan2(vy,vx).
  • Beam Deflection Calculator
    Calculate the maximum deflection of a cantilever beam under an end point load using F·L³/(3EI). Enter load, length, Young's modulus and inertia.
  • Polar Moment of Inertia Calculator
    Calculate the polar moment of inertia (J) of a solid or hollow circular shaft from its diameters using J=πd⁴/32 and π(D⁴−d⁴)/32.
  • Bending Stress Calculator
    Calculate bending stress in a beam using σ = M·c/I. Enter bending moment, distance to outer fiber, and moment of inertia to get stress in MPa and Pa.
  • Muzzle Velocity Calculator
    Calculate muzzle velocity from kinetic energy and projectile mass using v=√(2·KE/m). Get speed in m/s and ft/s instantly.
  • Beam Load Calculator
    Calculate the maximum bending moment, shear force and support reactions of a simply supported beam under a uniformly distributed load (UDL).
  • Inclined Plane Calculator
    Calculate acceleration, parallel force, normal force and friction on an inclined plane from mass, angle, friction coefficient and gravity.
  • Horizontal Projectile Motion Calculator
    Calculate time of flight, horizontal range, and impact velocity for an object launched horizontally from a height. Free physics projectile motion tool.
  • Impulse and Momentum Calculator
    Calculate impulse, change in momentum, and average force from mass, initial and final velocity, and time using J = F·Δt = Δp = m(v−u).
  • Momentum Calculator
    Calculate linear momentum from mass and velocity using p = m·v. Enter mass in kg and velocity in m/s to get momentum in kg·m/s instantly.
  • Magnitude of Acceleration Calculator
    Calculate the magnitude of acceleration from its x, y, and z components using |a|=√(ax²+ay²+az²). Free vector acceleration calculator.
  • Conservation of Momentum Calculator
    Solve the conservation of momentum equation m1·u1 + m2·u2 = m1·v1 + m2·v2 to find the final velocity of object 2 in a collision.
  • Pitch Diameter Calculator
    Calculate the pitch diameter of a spur gear from its number of teeth and diametral pitch. Free gear design calculator with the formula D = N / P.
  • Material Removal Rate Calculator
    Calculate Material Removal Rate (MRR) from depth of cut, width of cut, and feed rate. Free machining MRR calculator in mm³/min and cm³/min.
  • Punch Force Calculator
    Calculate the punch force needed to pierce or blank sheet metal from cut perimeter, thickness and shear strength. Get results in kN, N and tonnes-force.
  • K-Factor Calculator
    Calculate the K-factor for sheet metal bending from bend allowance, bend angle, inside radius and material thickness. Free, instant, accurate.

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