Fa07-Rev1-Sat

# Fa07-Rev1-Sat - Physics 7B Review Questions for Midterm 1,...

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Physics 7B Review Questions for Midterm 1, Fall 2007 Compiled by Michelle Yong and Ali Leeds September 27, 2007 1 Weston, Summer 2002, MT1 Problem 3 100 g of CO 2 occupies a volume of 55 L at a pressure of 1 atm. (a) Find the temperature of the CO 2 . (b) If the volume is increased to 80 L at constant temperature, what is the new pressure? 2 Weston, Summer 2002, MT1 Problem 4 A quantity of air ( γ = 1 . 4) expands adiabatically from an initial pressure of 2 atm, a volume of 2 L and a temperature of 293 K to twice its original volume. (a) Calculate the ﬁnal pressure. (b) Calculate the ﬁnal temperature. (c) Calculate the work done by the gas. 3 Luk, Fall 2005, MT1 Problem 3 A thin-wall cylindrical pipe is used to carry hot water at a temperature of 363 K . The diameter of the pipe is 2.54 cm and it is wrapped around with a 2.54 cm thick insulation. A section of the pipe, 5 m long, passes through a room at a temperature of 283 K . (a) What is the rate of heat loss through the insulation? The thermal conductivity

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## This note was uploaded on 02/04/2010 for the course PHYSICS 7B taught by Professor Packard during the Spring '08 term at Berkeley.

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Fa07-Rev1-Sat - Physics 7B Review Questions for Midterm 1,...

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