A Carnot engine operates between two reservoirs of temperature 900 K and 300 K. The engine performs 1200 J of work per cycle. The heat energy (in J) delivered by the engine to the low temperature reservoir, in a cycle is____________.

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answer is 0600.00.

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Detailed Solution

Efficiency = η=1-T2T1=1−300900=23 ---(1)η=WQabsorbed=WQH ----(2)from (1) and (2) we get ⇒ QH=32W=32×1200=1800J W=QH-QL ⇒QL=QH−W=1800-1200=600J

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