A ruby laser produces radiations of wavelength, `662.6nm` in pulse whose duration are `10^(-9)s
Channel: Doubtnut
Date: 2020-01-19

A ruby laser produces radiations of wavelength, `662.6nm` in pulse whose duration are `10^(-9)s`. If the laser produces `0.39 J` of energy per pulse, how many protons are produced in each pulse?