1) What is the highest order dark fringe, m,m, that is found in
the diffraction pattern for light that has a wavelength of 621 nm
and is incident on a single slit that is 1470 nm?
2) You stand on a straight desert road at night and observe a
vehicle approaching. This vehicle is equipped with two small
headlights that are 0.637 m apart. At what distance, in kilometers,
are you marginally able to discern that there are two headlights...