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Unformatted text preview: which temperature decreases. True _____False ______ (f) Is it possible for the entropy of both a closed system and its surroundings to decrease during the process? Yes _____No ______ Problem 2. (40 points) The two power cycles shown to the same scale in the figure are composed of internally reversible processes. Compare the net work and thermal efficiency of the cycles. (a) W a = W b ; W a &gt; W b ; W a &lt; W b (circle one) (b) a = b ; a &gt; b ; a &lt; b (circle one) The Honor Pledge: &quot;I have neither given nor received unauthorized aid on this test, exam or special assignment. I have not discussed the contents of this test or exam prior to taking it.&quot; Signature_____________________________________ T s 1 2 3 1 2 3 A B...
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- Spring '08