An electron and a proton possess the same kinetic energy. Which statement about their de Broglie wavelengths is correct?
a) The proton has a longer de Broglie wavelength than the electron.
b) Both particles have identical de Broglie wavelengths.
c) The electron has a longer de Broglie wavelength than the proton.
d) Their de Broglie wavelengths depend on their charges rather than their masses.