A rigid tank contains 5 kg of saturated vapor steam at 100°C. The steam is cooled to the ambient temperature of 25°C. (a) Sketch

Question

3 years ago

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A rigid tank contains 5 kg of saturated vapor steam at 100°C. The steam is cooled to the ambient temperature of 25°C. (a) Sketch

the process with respect to the saturation lines on a T-vdiagram. Indicatepressure valuesat each state. (5pt) (b) Determinethe entropy change of the steam, in kJ/K. (10 pt) (c) Determinethe totalentropy change associated with this process, in kJ/K. (15pt)

Engineering

1 answer:

luda_lava [24] · Answer 1 · 2022-07-05T18:28:41+03:00

luda_lava [24]3 years ago

4 0

Answer:

Explanation:

Part c:

(Q)out = m(u1 - u2) = 5(2506-193.67) = 11562KJ

Total Entropy change = Δs + (Qout/Tsurrounding) = -33.36 + (11562/393) = 5.44KJ/K