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Questions and Answers
What are some examples of irreversibilities that generate entropy?
What are some examples of irreversibilities that generate entropy?
Examples include friction, mixing, chemical reactions, heat transfer through a finite temperature difference, unrestrained expansion, nonquasi-equilibrium compression or expansion.
What is the relationship between exergy destruction and entropy generation?
What is the relationship between exergy destruction and entropy generation?
The exergy destroyed is proportional to the entropy generated.
What does exergy destroyed represent in a process?
What does exergy destroyed represent in a process?
Exergy destroyed represents the lost work potential and is also called the irreversibility or lost work.
When does exergy destroyed become zero?
When does exergy destroyed become zero?
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To what kind of system and process are Equations 8-32 and 8-33 applicable?
To what kind of system and process are Equations 8-32 and 8-33 applicable?
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