A steam engine is to have its thermal efficiency improved from 8.00% to 10.0% while continuing to

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A steam engine is to have its thermal efficiency improved from 8.00% to 10.0% while continuing to pro-duce 4500 J of useful work each cycle.
(a) Does the ratio of the heat output to heat input (1) increase, (2) remain the same, or (3) decrease? Why?
(b) What is the change in Qc/Qh in this example?
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College Physics

ISBN: 978-0321601834

7th edition

Authors: Jerry D. Wilson, Anthony J. Buffa, Bo Lou

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