A 2-m 3 rigid tank contains steam at 300 kPa and 520 K. A paddle mixes the
Question:
A 2-m3 rigid tank contains steam at 300 kPa and 520 K. A paddle mixes the steam for two minutes with a power of 50 W. The final temperature of the steam is 580 K.
A. What is the heat transfer during the process?
B. What is the change in entropy of the system during this process?
C. What is the change in entropy of the world (system + surroundings) during this process if the surroundings are at 620 K?
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ANSWER A To find the heat transfer during the process we can use the first law of thermodynamics which states that the change in internal energy of a ...View the full answer
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Related Book For 
Thermodynamics Concepts And Applications
ISBN: 9781107179714
2nd Edition
Authors: Stephen R. Turns, Laura L. Pauley
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