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An ideal gas expands isothermally along AB and does 660 J of work (see below). PA B (a) How much heat does the gas exchange along AB? Is the heat absorbed by the gas or released to the surroundings? QAB 660 (b) The gas then expands adiabatically along BC and does 420 J of work. When the gas returns to A along CA, it exhausts 100 J of heat to its surroundings. How much work is done on the gas along the path CA? Work done on gas from C to A = (c) If the cycle below is used as an heat engine, calculate the efficiency of the cycle. e=

An ideal gas expands isothermally along AB and does 660 J of work (see below). PA B (a) How much heat does the gas exchange along AB? Is the heat absorbed by the gas or released to the surroundings? QAB 660 (b) The gas then expands adiabatically along BC and does 420 J of work. When the gas returns to A along CA, it exhausts 100 J of heat to its surroundings. How much work is done on the gas along the path CA? Work done on gas from C to A = (c) If the cycle below is used as an heat engine, calculate the efficiency of the cycle. e=

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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An ideal gas expands isothermally along AB and does 660 J of work (see below). PA B (a) How much heat does the gas exchange along AB? Is the heat absorbed by the gas or released to the surroundings? QAB 660 (b) The gas then expands adiabatically along BC and does 420 J of work. When the gas returns to A along CA, it exhausts 100 J of heat to its surroundings. How much work is done on the gas along the path CA? Work done on gas from C to A = (c) If the cycle below is used as an heat engine, calculate the efficiency of the cycle. e=
Transcribed Image Text:An ideal gas expands isothermally along AB and does 660 J of work (see below). PA B (a) How much heat does the gas exchange along AB? Is the heat absorbed by the gas or released to the surroundings? QAB 660 (b) The gas then expands adiabatically along BC and does 420 J of work. When the gas returns to A along CA, it exhausts 100 J of heat to its surroundings. How much work is done on the gas along the path CA? Work done on gas from C to A = (c) If the cycle below is used as an heat engine, calculate the efficiency of the cycle. e=
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