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    Exam 22: Heat Engines, Entropy, and the Second Law of Thermodynamics
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    An Ideal Gas Is Allowed to Expand Adiabatically
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An Ideal Gas Is Allowed to Expand Adiabatically

Question 32

Question 32

Multiple Choice

An ideal gas is allowed to expand adiabatically. Assume the process is reversible. The change in entropy is


A) 0
B) nR ln (V2/V1)
C) nR ln (T2/T1)
D) kn ln (V2/V1)
E) kn ln (T2/T1)

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