λe, λp and λα are the de-Broglie wavelength of electron, proton and α particle. If all the accelerated by same potential, then proton and α particle. If all the accelerated by same potential then λe λp and λα are the de-Broglie wavelength of electron June 17, 2021 Category: Cengage NEET by C.P Singh , Chapter 11 - Photoelectric Effect , Part 2 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related