Questions
The source and sink temperatures of a Carnot engine are 400K and 300K, respectively. What is its efficiency
detailed solution
Correct option is D
Efficiency η=1−T2T1 T1(source temp)=400K T2(sink temp)=300K ∴η=1−300400=14=25%Talk to our academic expert!
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One of the most efficient engines ever developed operates between 2100 K and 700 K. Its actual efficiency is 40%. What percentage of its maximum possible efficiency is this?
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