A) Moseley’s work on X-ray spectra
B) Bragg’s work on X-ray diffraction
C) Mulliken’s oil drop experiment
D) Discovery of X-ray by Roentgen
A) Moseley’s work on X-ray spectra
B) Bragg’s work on X-ray diffraction
C) Mulliken’s oil drop experiment
D) Discovery of X-ray by Roentgen