A proton and an alpha particle have kinetic energies in the ratio 16 : 1. Assuming that mass of alpha particle is equal to four times the mass of a proton, the ratio of de Broglie's wavelength of proton to that of alpha particle is...1)1 : 42)1 : 23)2 : 14)4 : 1

Aditi Chauhan , 10 Years ago

Grade 10