Physics, 05.12.2019 20:31 xxxanitaxxx
Refrigerant-134a at 1 mpa and 90°c is to be cooled to 1 mpa and 30°c in a condenser by air. the air enters at 100 kpa and 27°c with a volume flow rate of 660 m3/min and leaves at 95 kpa and 60°c. determine the mass flow rate of the refrigerant. the gas constant of air is 0.287 kpa·m3/kg·k. the constant pressure specific heat of air is cp
Answers: 1
Physics, 21.06.2019 20:30
If forces acting on an object are unbalanced, which factors may result fron an unbalanced force? check all that apply
Answers: 1
Physics, 21.06.2019 23:30
The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of
Answers: 1
Physics, 22.06.2019 10:00
Which atomic model was proposed as a result of j. j. thomson’s work?
Answers: 1
Refrigerant-134a at 1 mpa and 90°c is to be cooled to 1 mpa and 30°c in a condenser by air. the air...
English, 05.10.2019 20:00
History, 05.10.2019 20:00
Health, 05.10.2019 20:00
Mathematics, 05.10.2019 20:00
Mathematics, 05.10.2019 20:00
Biology, 05.10.2019 20:00
Chemistry, 05.10.2019 20:00
Geography, 05.10.2019 20:00
Mathematics, 05.10.2019 20:00
Mathematics, 05.10.2019 20:00
Social Studies, 05.10.2019 20:00