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प्रश्न
The efficiency of a heat engine working between the freezing point and boiling point of water is ____________.
विकल्प
6.25%
20%
26.8%
12.5%
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उत्तर
The efficiency of a heat engine working between the freezing point and boiling point of water is 26.8%.
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संबंधित प्रश्न
State Kelvin-Planck's statement of the second law of thermodynamics.
Define heat engine.
What are the processes involves in a Carnot engine?
Explain in detail the Carnot heat engine.
Heat engine transfers ______.
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 ______.
Draw a neat labelled P - V diagram for a typical heat engine.
What is a heat engine?
Mention any two elements of a heat engine.
