Interactive Laser Beam Divergence Calculator How to Use This Calculator This calculator determines the divergence angle, Rayleigh range, and spot size at a distance for a laser beam. Enter the

Average Velocity Calculator v = (vi + vf) / 2 Solve for Average Velocity (v) Solve for Initial Velocity (vi) Solve for Final Velocity (vf) Average Velocity (v) m/s km/h

Interactive Blackbody Radiation Calculator How to Use This Calculator This calculator determines key properties of blackbody radiation based on its temperature. Enter the temperature (T) of the blackbody in Kelvin

Friction Calculator Fƒ = μ × Fɴ Solve for Friction Force (Fƒ) Solve for Coefficient (μ) Solve for Normal Force (Fɴ) Friction Force (Fƒ) Newtons (N) Pound-force (lbf) Coefficient of