EML4304C Test 2A Fall 2009

EML4304C Test 2A Fall 2009 - EML 4304C Test 2 - Fall 2009...

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EML 4304C Test 2 - Fall 2009 Name_______________________ Each question worth 10 points. Circle the closest answer. 1a) What is the static pressure (absolute) just upstream of the shock at the nozzle exit plane? a) 1,291 kPa b) 1,023 kPa c) 126.3 kPa d) 181.1 kPa e) 509.2 kPa f) 247.6 kPa 1b) What is the Mach number just downstream of the shock at the nozzle exit plane? a) 0.2823 b) 0.4752 c) 0.5774 d) 0.6733 e) 0.7418 f) 0.8328 1c) What is the static pressure just downstream of the shock at the nozzle exit plane? a) 2558 kPa b) 3127 kPa c) 4327 kPa d) 5809 kPa e) 5922 kPa f) 2821 kPa 1d) What is the area of the throat? a) 141.7 mm 2 b) 182.3 mm 2 c) 296.3 mm 2 d) 291.3 mm 2 e) 302.1 mm 2 f) 334.6 mm 2 1e) What is the static temperature at the throat? a) 1167 K b) 1521 K c) 1333 K d) 1297 K e) 1689 K f) 1054 K 2a) What is the temperature of the R-134a upon exiting the compressor? a) 41.0 °C b) 44.0 °C c) 52.4 °C d) 62.8 °C e) 65.9 °C f) 67.2 °C 2b) What is the specific enthalpy, h
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EML4304C Test 2A Fall 2009 - EML 4304C Test 2 - Fall 2009...

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