Physics

Kinematics, forces, energy, electricity and waves, solvable for any variable.

v = d/tSpeed, Distance & Time Calculator v = v₀ + a · tAcceleration Calculator s = v₀ · t + ½ · a · t²Displacement Calculator (Constant Acceleration)F = m · aForce Calculator (F = ma)E_k = ½ · m · v²Kinetic Energy CalculatorE_p = m · g · hGravitational Potential Energy Calculator W = F · d · cos θWork Calculator (W = F·d·cos θ)P = W/tPower Calculator (P = W/t)p = m · vMomentum Calculator V = I · ROhm's Law Calculator P = V · IElectrical Power Calculator (P = V·I)ρ = m/VDensity Calculator v = f · λWavelength & Frequency CalculatorF = k_e · (q₁ · q₂)/r²Coulomb's Law CalculatorF = G (m₁ m₂)/r²Gravitational Force Calculator (Newton)F = (m v²)/rCentripetal Force Calculator p = F/APressure Calculator (Force / Area)p = ρ · g · hHydrostatic Pressure Calculator (Water Depth)n₁ sin θ₁ = n₂ sin θ₂Snell's Law Calculator (Refraction)E = (h c)/λPhoton Energy Calculator (Wavelength)N = N₀ · (½)^{t / T½}Half-Life Calculator (Radioactive Decay)h = ½ g t²Free Fall CalculatorR = (v² sin 2θ)/gProjectile Motion Calculator (Range)Q = m · c · ΔTSpecific Heat Calculator (Q = mcΔT)f' = f · (c + v_o)/(c − v_s)Doppler Effect Calculator (Sound)P = τ · ω = τ · 2π nTorque to Horsepower Calculator (Engine Power)R_s = Σ R_i · 1/R_p = Σ 1/R_iResistors in Series & Parallel Calculator