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प्रश्न
State Clausius form of the second law of thermodynamics.
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उत्तर
“Heat always flows from hotter object to colder object spontaneously”. This is known as the Clausius form of the second law of thermodynamics.
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संबंधित प्रश्न
A gas contained in a cylinder surrounded by a thick layer of insulating material is quickly compressed has there been a transfer of heat?
Answer in brief:
A gas contained in a cylinder surrounded by a thick layer of insulating material is quickly compressed has work been done?
Answer in brief.
What sets the limits on the efficiency of a heat engine?
Define heat engine.
Explain the heat engine and obtain its efficiency.
Heat engine transfers ______.
A heat engine operates between a cold reservoir at temperature T2 = 400 K and a hot reservoir at temperature T1. It takes 300 J of heat from the hot re ervoir and delivers 240 J of heat to the cold reservoir in a cycle. The minimum temperature of the hot reservoir has to be ______ K.
Which statement is incorrect?
Let η1 is the efficiency of an engine at T1 = 447°C and T2 = 147°C while η2, is the efficiency at T1 = 947°C and T2 = 47°C. The ratio `eta_1/eta_2` will be ______.
What does a heat engine consist of?
