Thermodynamics: An Engineering Approach 8th Edition

Published by McGraw-Hill Education
ISBN 10: 0-07339-817-9
ISBN 13: 978-0-07339-817-4

Chapter 12 - Thermodynamic Property Relations - Problems - Page 685: 12-100

Answer

See explanation below.

Work Step by Step

The substance is throttled to a lower pressure, i.e, the gas is going through an expansion process. In an expansion process, the temperature is always increased. Therefore, option (a) is the correct answer.
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