The de-Broglie wavelength of a ball of mass 120g moving at a speed of 20m/s is The de-Broglie wavelength of a ball of mass 120g moving at a speed of 20m/s is November 29, 2020 Category: Chapter 11 - Dual Nature of Radiation and Matter , MTG NEET Physics , Part 2 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related