College Physics 10th Edition by Raymond Serway,Chris Vuille

Exercise 74

A student sets up a double-slit experiment using monochromatic light of wavelength . The distance between the slits is equal to 25 . (a) Find the angles at which the m = 1, 2, and 3 maxima occur on the viewing screen. (b) At what angles do the first three dark fringes occur (c) Why are the answers so evenly spaced Is the spacing even for all orders Explain.