Midterm II, PHY306, April 26 2006, 9.50-11.10
1. a) Show that the eciency for a Carnot cycle is given by (h l )/h . b) What is the Fermi energy? (answer in one line) c) Show that for a liquid to gas transition at constant temperature and pressure g = l .
Midterm PHY306, March 21 2006, 9.50-11.10
1. a) Show that the entropy always increases if two subsystems are brought in thermal contact. b) Show that for an ideal gas V
5 c) Show that Cp = 2 N for an ideal gas.
d) Show that for an ideal gas,