Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 20 - Entropy and the Second Law of Thermodynamics - Problems - Page 608: 63b

Answer

$\Delta S = 0$

Work Step by Step

Process 1 is the adiabatic expansion. In an adiabatic process, only volume changes and no heat is transferred. $\Delta S = \frac{dQ}{T}$ Setting 0 into the entropy equation $\Delta S = \frac{0}{T}$ $\Delta S = 0$
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