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← ScienceWhich outcome occurs when irreversible processes affect a thermodynamic cycle?
A)Reduced efficiency from increased entropy✓
B)Increased power output from lower losses
C)Higher operating temperature from greater heat
D)Improved reversibility approaches Carnot efficiency
💡 Explanation
When irreversible processes like friction affect a thermodynamic cycle, entropy increases because energy is dissipated as heat, reducing the overall available energy and efficiency. Therefore, efficiency is reduced, rather than increased power/temperature or improved reversibility which ideal cycles achieve.
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