In which process in Carnot's cycle, heat (Q2) is released to the sink?
A
Reversible adiabatic expansion
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B
Reversible adiabatic compression
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C
Reversible isothermal expansion.
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D
Reversible isothermal compression
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Solution
The correct option is D Reversible isothermal compression During the process of reversible isothermal compression which is the 3rd step in a Carnot's cycle, the surroundings does work on the working substance and heat is rejected from system to the heat sink.