A particle is moving three times as fast as an electron. The ratio of the de- Broglie wavelength of the particle to that of the electron is 1.813×10^−4. the mass of the particle’s is. Mass of electron =9.1×10^−31kg. What is the momentum of a photon having frequency 1.5×10^13Hz ? November 29, 2020 Category: Chapter 11 - Dual Nature of Radiation and Matter , MTG NEET Physics , Part 2 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related