Due at the beginning of class on 15 April 1998.
Chapter 17: 1, 11, 30, 42
Chapter 18: 44, 50, 68
8. Hovering over the pit of hell, the devil observes that as a student falls past (with terminal velocity), the frequency of his scream decreases from 842 to 820 Hz. (a) Find the speed of descent of the student. (b) The student's scream generates beats when it is mixed with its echo from the bottom of the pit. Find the number of beats per second heard by the student. (c) Find the number of beats per second heard by the devil after the student has passed by.
Reminder: Problem sets are posted on http://hep.uchicago.edu/~blucher/p133.