In an isothermal reversible expansion at 31°C, an ideal gas does 28 J of work. What is the entropy change of the gas?Hint ΔS=ΔS= J/KJ/K. (Use the sign to indicate whether entropy of reservoir increases or decreases.)A Carnot engine operates between reservoirs at 729 and 300 K. If the engine absorbs 100 J per cycle at the hot reservoir, what is its work output per cycle?W=W= J A Carnot engine operates between reservoirs at 729 and 300 K. If the engine absorbs 100 J per cycle at thehot reservoir, what is its work output per cycle?WJ In an isothermal reversible expansion at 31 C, an ideal gas does 28 J of work. What is the entropy changeof the gas?HintAS:J/K. (Use the sign to indicate whether entropy of reservoir increasesor decreases.)

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In an isothermal reversible expansion at 31°C, an ideal gas does 28 J of work. What is the entropy change of the gas? Hint ΔS=ΔS= J/KJ/K. (Use the sign to indicate whether entropy of reservoir increases or decreases.) A Carnot engine operates between reservoirs at 729 and 300 K. If the engine absorbs 100 J per cycle at the hot reservoir, what is its work output per cycle? W=W= J

In an isothermal reversible expansion at 31°C, an ideal gas does 28 J of work. What is the entropy change of the gas? Hint ΔS=ΔS= J/KJ/K. (Use the sign to indicate whether entropy of reservoir increases or decreases.) A Carnot engine operates between reservoirs at 729 and 300 K. If the engine absorbs 100 J per cycle at the hot reservoir, what is its work output per cycle? W=W= J

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter4: The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 44P: In an isothermal reversible expansion at 27 , an ideal gas does 20 J of work. What is the entropy...

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