An electron and a proton possess the same kinetic energy
PHYSICS · Single correct · A Level · Physics · Particles and radiation · Particles and radiation
Problem
An electron and a proton possess the same kinetic energy. Compare their de Broglie wavelengths.
(a) Proton has the longer wavelength
(b) Relation cannot be predicted without knowing their momenta
(c) Electron has the longer wavelength
(d) Both have equal wavelengths