The entropy increase due to internal irreversibility is also called entropy production or entropy generation.
Answer: A
This entropy is generated during the process within the system.
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The ____ obtainable from a certain heat input in a cyclic heat engine is called ____
Answer: B
Q1=AE+UE and the minimum energy that has to be rejected is called the unavailable energy
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When W=1, we get S=0 which can occur only at T=0K. This is the Nernst-Simon statement of third law of thermodynamics.
Answer: A
But the state of T=0K cannot be reached in a finite number of operations.
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Which of the following is true?
Answer: D
These are the main causes of Kinetic energy, Potential energy and thermal energy of gas molecules.
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The exergy of a fluid at a higher temperature is ___ than that at a lower temperature and ___ as the
Answer: C
Higher is the temperature, higher will be the exergy and it decreases as the temperature decreases.
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Which of the following factor affects the heat of reaction based on Kirchhoff equation?
Answer: B
No answer description available for this question.
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In an open system, for maximum work, the process must be entirely
Answer: B
A reversible process gives the maximum work.
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In an open system, there is a transfer of which of the following quantity?
Answer: D
In an open system, there is a transfer of all these three quantities.
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Which of the following is true for a steady flow system?
Answer: A
For a steady flow process, mass entering the system is equal to the mass leaving the system.
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A thermodynamic process where no heat is exchanged with the surroundings is
Answer: B
No answer description available for this question.
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