OluyinkaAdeogogo OluyinkaAdeogogo Physics Answered *PHYSICS PROJECT`*. From the idea of wave-particle duality (paradox) using De'Broglie wavelength of ∆=h/p or ∆=h/mv via mathematical manipulations adopting *ev=1/2mev* ^ where^ is 2. Prove that *P=me√2eV/me* .