Monochromatic light from a helium-neon laser (wavelength 561

Last updated: 7/30/2022

Monochromatic light from a helium-neon laser (wavelength 561 nm) is incident nor- mally on a diffraction grating containing 5278 lines/cm. Find the angle at which the first-order max- imum can be observed. Answer in units of ". 004 (part 2 of 2) 10.0 points Calculate the angle at which the second-order maximum can be observed. Answer in units of ".