Multiple choice general knowledge science & technology De-Broglie Equation ?= m v / h ?= h m v ? = h / p ?= sqrt ( h / p ) Reveal answer Fill a bubble to check yourself C Correct answer Explanation The de Broglie wavelength is given by λ = h/p, where h is Planck's constant and p is momentum (p = mv). Option C correctly states this fundamental relationship in quantum mechanics.