Engineering, 17.07.2019 22:20, gonzalesrosalinda66
Arefrigerator operating on the vapor-compression refrigeration cycle using refrige the refrigerant is considered. the temperature of the cooled space and the ambient a 13°c and 27°c, and leaves at 1 mpa and 70°c. the refrigerant leaves the condenser as saturated liquid. the rate of cooling provided by the system is 13 kw determine ir are at respectively. r-134a enters the compressor at 140 kpa as a saturated vapour a) the mass flow rate of r-134a and the cop b) the exergy destruction in each component of the cycle and the second law eficingy of the compressor, and c) the second law efficiency of the cycle and the total exergy destruction in the cycle
Answers: 2
Engineering, 04.07.2019 16:10, TheOriginalMeyah
An electrical motor raises a 50kg load at a construct velencity .calculate the power of the motor, if it takes 40sec to raise the load through a height of 24m(take g =9.8n/g)
Answers: 2
Engineering, 04.07.2019 18:10, wirchakethan23
Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i. d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.
Answers: 3
Engineering, 04.07.2019 18:10, jojoangelique13
The flow rate of air through a through a pipe is 0.02 m5/s. a pitot static tube is placed in the flow. the radius of the pitot static tube is 1 mm. assuming the flow to be steady and the air to be at 300k, calculate the difference in total and static pressure if the diameter of the pipe is: (a) d 0.1 m d 0.05 m (c) d 0.01 m
Answers: 2
Arefrigerator operating on the vapor-compression refrigeration cycle using refrige the refrigerant i...
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