Engineering, 19.07.2019 21:30 haloom9698
An ideal vapour compression cycle using refrigerant r-22 works at evaporating temperature of-10°c. isentropic compressor requires 32 kj/kg as work of compression. determine the following using the ph diagram for r22: (a)-condensation pressure and temperature (b)-the quality(x) of refrigerant at the inlet of evapouration (c)- refrigerating effect (d)- coefficient of performance (e) heat rejection by condenser
Answers: 2
Engineering, 04.07.2019 18:10, anna22684
Water at 70°f and streams enter the mixing chamber at the same mass flow rate, determine the temperature and the quality of the exiting stream. 0 psia is heated in a chamber by mixing it with saturated water vapor at 20 psia. if both streams enters the mixing chamber at the same mass flow rate, determine the temperature and the quality of the existing system.
Answers: 2
Engineering, 04.07.2019 18:20, 21megoplin
How much power could a wind turbine produce if it had the following specifications? cp = 0.45 -d=1.2kg/m3 d=50m v 5m/s
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Engineering, 04.07.2019 19:10, ultimateapes
When subject to a steady load (within elastic range) over a long period of time, what is the major difference in material behavoir between steel and plastic?
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Engineering, 04.07.2019 19:20, amandaaarmentaa
Acircular pipe of 30mm outside diameter is placed in an airstream at 30 c and latm pressure. the air moves in cross flow over the pipe at 20 m/s, while the outer surface of the pipe is maintained at 110 c. what is the drag force exerted on the pipe per unit length? what is the rate of heat transfer from the pipe per unit length?
Answers: 1
An ideal vapour compression cycle using refrigerant r-22 works at evaporating temperature of-10°c. i...
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