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Posted: **Sat Jul 02, 2022 7:05 pm**

: Calculate The De Broglie Wavelength Of A An Electron Of Kinetic Energy 54 Ev B A Proton Of Kinetic Energy 70 Mev 1 (31.93 KiB) Viewed 36 times

Calculate the de Broglie wavelength of (a) an electron of kinetic energy 54 eV, (b) a proton of kinetic energy 70 MeV, (c) a 100 g bullet moving at 1200 ms¯¹, and Useful data: mec² = 0.511 MeV, mpc² = 938.3 MeV, ħc≈ 197.3 eV nm.