# Question

A system goes from state 1 to state 3 as shown on the T–S diagram in Fig. 12.25.

(a) The heat transfer for the process going from state 2 to state 3 is (1) positive, (2) zero, (3) negative. Explain.

(b) Calculate the total heat transferred in going from state 1 to state 3.

(a) The heat transfer for the process going from state 2 to state 3 is (1) positive, (2) zero, (3) negative. Explain.

(b) Calculate the total heat transferred in going from state 1 to state 3.

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