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NEET 2020 Model Question Paper 3

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Question : 22

Total: 180

Two carnot engines A and B are operated in series. The first one, A receives heat at T1(= 600K) and rejects to a reservoir at temperature T2. The second engine B receives heat rejected by the first engine and, in turn, rejects to a heat reservoir at T3(=400K). Calculate the temperature T2 if the work outputs of the two engines are equal

500K
300K
400K
600K

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