Home > MCQs > Chemical Engineering > Thermodynamics > Three Carnot engines A, B and C having source temperature of 750?K, 700?K and 650?K have sink temperatures respectively 400?k, 350?k and 300?k. Which engine is the least efficient?

Three Carnot engines A, B and C having source temperature of 750?K, 700?K and 650?K have sink temperatures respectively 400?k, 350?k and 300?k. Which engine is the least efficient?

A.Engine A
B.Engine B
C.Engine C
D.All being Carnot engine have identical efficiencies

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