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209s10a2

209s10a2 - DCGN209-Spring10 Homework#2 p 1 of 4 I Study...

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DCGN209-Spring’10: Homework#2 p. 1 of 4 I. Study Questions & Problems (not to hand in) . Use the letter corresponding to the conditions below to label the following points on the above diagram. You may find it useful to use, in some cases the actual property tables. A. Saturated gas at 360.0 0 C B. Saturated liquid at 200.0 0 C C. The critical point D. Compressed liquid at 200.0 0 C & 4000 kPa E. Superheated water at 360.0 0 C & 3000 kPa F. A saturated mixture at 180.0 0 C for which the “quality factor” is exactly 0.405. H 2 O u kJ/kg 0 500 1000 1500 2000 2500 3000 3500 4000 100 1000 10000 360 0 C 200 0 C

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DCGN209-Spring’10: Homework#2 p. 2 of 4 II. Hand-In Problems Due: 2:00 PM, Wednesday January 27, 2010 Use the property tables provided to answer the questions A through F below; printout this page and circle the correct answer (2 pts each, no partial credit). A. For each of the following conditions, specify the state of the water. 1. At 500 kPa & 145 0 C: Liquid Liquid+Vapor Vapor 2. At 500 kPa, ν = 0.3000 m 3 kg -1 : Liquid Liquid+Vapor Vapor 3. At 220 0 C & 2500 kPa: Liquid Liquid+Vapor Vapor 4. At 220 0 C, u = 1000 kJ kg -1 : Liquid Liquid+Vapor
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209s10a2 - DCGN209-Spring10 Homework#2 p 1 of 4 I Study...

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