16. Two Carnot engines A and B are operated in succession. The first one, A receives heat from a source at
T1=800K and rejects to sink at T2K . The second engine B receives heat rejected by the first engine and rejects to another sink at T3=300K. If the work outputs of two engines are equal, then the value of T2 is
(a) 100K (b) 300K
(c) 550K (d) 700K
Answer-c
(17)
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(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (123)