Questions
The temperature of the sink of a Carnot engine is 27°C. If the efficiency of the engine is 25%, the temperature of the source is
a
227°C
b
327°C
c
127°C
d
27°C
detailed solution
Correct option is C
25= 1−300T1100=100T1−30000T1 25T1=100T1−30000 75T1=3000 or T1=400K∴ T1=400−273=127∘CTalk to our academic expert!
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For which combination of working temperatures of source and sink, the efficiency of Carnot's heat engine is maximum?
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