Engineering, 11.10.2019 05:30, jalst6084
An oil pump draws 184 hp of electric power while pumping oil with a density of 48 lbm/ft^3 at a rate of 7 ft^3/s. the inlet velocity of the pipe is 5 ft/s and the outlet velocity of the pipe is 2.1 ft/s. if the pressure of oil in the pump is measured to be 70 psi and the motor efficiency is 86%, determine: a) pump power in horsepower b) the mechanical efficiency of the pump c) the combined or overall efficiency of the pump-motor
Answers: 2
Engineering, 04.07.2019 18:10, danksans7011
The mass flow rate of the fluid remains constant in all steady flow process. a)- true b)- false
Answers: 1
Engineering, 04.07.2019 18:10, soreese02
An ideal otto cycle with air as the working fluid has a compression ratio of 8. the minimum and maximum temperatures in the cycle are 300 k and 1340 k. use constant specific heats at room temperature to determine (a) the amount of heat transferred to the air during the heat- addition kj/kg, (b) the thermal efficiency, and (c) the thermal efficiency of a carnot cycle ope limits. process, in rating between the same temperature
Answers: 2
Engineering, 04.07.2019 18:20, sanchez626
Aheavily insulated piston-cylinder device contains 0.02 m3 of steam at 300 kpa and 200 °c. 1.2 mpa. d this process. team is now compressed in a reversible manner to a pressure of etermine the entropy change and the work done on the steam during this process
Answers: 1
An oil pump draws 184 hp of electric power while pumping oil with a density of 48 lbm/ft^3 at a rate...
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