Questions
The efficiency of a Carnot engine working between source temperature T and sink temperature 27°C is 25%. The source temperature T is
a
300 K
b
400 K
c
800 K
d
1200 K
detailed solution
Correct option is B
η=T1−T2T1=14 (25%)4T1−300=T13T1=1200 T1=400K.Talk 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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