MSE 308 Practice Exam part 1 2005

# MSE 308 Practice Exam part 1 2005 - NAME MSE 308...

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NAME: _________________________ MSE 308: Thermodynamics of Materials Department of Materials Science & Engineering Boise State University Spring 2005 Practice Midterm Exam 1 March, 2005 Problem Total Points Points Obtained 1. 2. 3. 4. 5. 6. 7. 8 Grand Total: - next page – 1

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NAME: _________________________ 1. Write down the mathematical equations for the 1 st and 2 nd laws of thermodynamics. Describe each law with one sentence each. (5 points) 2. Write down the equation describing the combination of the 1 st and 2 nd laws of thermodynamics (otherwise known as the Fundamental Equation of Thermodynamics - FEOT ). Is this equation an exact or inexact differential? (4 points) 3. Write down the functionality, i.e., Z = Z(x,y) , of the FEOT. (2 points) - next page – 2
4. The notion of a "reversible" process is a fiction in the real world. What makes this concept, which at first glance would appear to be only of academic interest, so useful in applying thermodynamics to real-world "reversible" processes? Limit your answer to no more than 3 succinct sentences. (3 points) 3

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5. Derive a relationship that describes the dependence of Gibb's Free Energy upon temperature and volume. 6. Using your answer from developing a relationship that describes the dependence of Gibb's Free Energy upon temperature and volume, derive an expression if you consider the system you are dealing with is an ideal gas with n not equal to one.
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MSE 308 Practice Exam part 1 2005 - NAME MSE 308...

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