v = v₀ + at
d = v₀t + ½at²
F = ma
KE = ½mv²
V = IR
P = IV = I²R = V²/R
E = ½CV²
Q = mcΔT
PV = nRT
v = fλ
T = 1/f
Quick physics formula calculator covering mechanics, electricity, thermodynamics, and waves. Enter known values and compute unknowns instantly.
Free online physics formula calculator. Calculate velocity, force, energy, kinetic energy, Ohm's law, power, heat transfer, ideal gas law, wave speed, and period. Instant results with formula display.