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प्रश्न
State the second law of thermodynamics in terms of entropy.
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उत्तर
“For all the processes that occur in nature (irreversible process), the entropy always increases. For reversible process entropy will not change”. Entropy determines the direction in which natural processes should occur.
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संबंधित प्रश्न
Answer in brief:
A gas contained in a cylinder surrounded by a thick layer of insulating material is quickly compressed has work been done?
Draw a p-V diagram and explain the concept of positive and negative work. Give one example each.
The efficiency of a heat engine working between the freezing point and boiling point of water is ____________.
State Clausius form of the second law of thermodynamics.
State Kelvin-Planck's statement of the second law of thermodynamics.
What are the processes involves in a Carnot engine?
Explain the second law of thermodynamics in terms of entropy.
For a heat engine operating between temperatures t1 °C and t2 °C, its efficiency will be ______.
Draw a neat labelled P - V diagram for a typical heat engine.
What does a heat engine consist of?
