General Studies · Thermodynamics
Which of the following statements is most appropriate regarding vapor power cycles?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1In a Carnot cycle, the expansion of vapor occurs without any change in entropy.✓
- 2In a Rankine cycle, the transformation of liquid water in the steam generator occurs at a constant temperature.
- 3In a Carnot cycle, the heating of vapor occurs at a constant volume.
- 4In a Rankine cycle, the entropy of vapor increases during its expansion in the steam turbine.
Correct answer
In a Carnot cycle, the expansion of vapor occurs without any change in entropy.
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