Thermo I Exam 3 Example 2 with answers

# Thermo I Exam 3 Example 2 with answers - Name: _ CHEG 2313...

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Name: ____________________________ CHEG 2313 Thermo I Exam III Spring 2010 1. What is meant by the term “thermodynamic state variable?” Give three examples. (5 pts) 2. The diagram below represents two different processes [A] and [B]. Based on the diagram below select the most appropriate answer. (2 pt) a. The magnitude of the work by [A] is greater than the magnitude of the work done by [B] b. The magnitude of the work done by [A] is greater than the magnitude of the work done on [B] c. The magnitude of the work done by [A] is less than the magnitude of the work done by [B] d. The magnitude of the work done by [A] is less than the magnitude of the work done on [B] 3. Consider the best possible heat engine working in air at 25 ° C. The engine continuously converts heat from a source at 300 ° C to work, and heat is continuously transferred into the engine at a rate of 100 kJ per second. The maximum possible rate at which the engine can continuously produce work is: (2 pts) a. greater than 100 kJ per second

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## This note was uploaded on 04/14/2011 for the course CHEG 2313 taught by Professor Staff during the Spring '11 term at Arkansas.

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Thermo I Exam 3 Example 2 with answers - Name: _ CHEG 2313...

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