Qn. A10 Figure Qn. A10 shows the heating system of a house in steady flow conditions. Which one of the following statements is true? a. m, 7 7 b. Ein Bout CAEsystem 0 d. the mout Qout H T Figure Qn. A10 Qn. A11 A rigid tank contains steam at 500 kPa and 300 C. It is heated up such that temperature remains at 300 C and the pressure increased to 750 kPa. Which of the following is true of the process? a. The system does not do any work b. It is undergoing an isobaric process c. Internal energy of the system decreases d. None of the statement is true Qn. A12 Figure Qn. A12 shows a portion of a property table for saturated water. If a tank contains water at 40.0 kPa and 90 C, what phase would it exist as? IV. SE W 54 Sat Temp "k liquid Pu N c. Saturated water only. d. Superheated vapor Specific val whe a. Compressed liquid b. Mixture of saturated water and vapor Se Ng % 57.83 0001633 228 70.14 0.000006 2.361 LSS 0001040 L Figure On. A12 5