A carnot's engine operates with source at 127° C and sink at 27°C

A carnot’s engine operates with source at 127° C and sink at 27°C

A carnot’s engine operates with source at 127° C and sink at 27° C. If the source supplies 40 kJ of heat energy, the work done by the engine is

(a) 30 kJ
(b) 10 kJ
(c) 4 kJ
(d) 1 kJ

10 kJ

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KA2007

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