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← ScienceWhich loss occurs when throttling steam within Rankine cycle turbines?
A)Irreversible temperature change dominates✓
B)Kinetic energy gain accelerates wear
C)Reduced back-pressure avoids condensation
D)Adiabatic compression creates useful work
💡 Explanation
Irreversible temperature change dominates throttling; during throttling, the isenthalpic expansion causes entropy increase because the expansion is not reversible, therefore, there is a loss in available energy, rather than kinetic energy increase, which would signify efficiency improvement
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