subject
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

ansver
Answers: 1

Another question on Physics

question
Physics, 21.06.2019 19:00
Adelivery truck leaves a warehouse and travels 2.60 km north. the truck makes a left turn and travels 1.25 km west before making another right turn to travel 1.40 km north to arrive at its destination. what is the magnitude and direction of the truck's displacement from the warehouse?
Answers: 2
question
Physics, 21.06.2019 19:30
Identical marbles are released from the same height on each of the following four frictionless ramps . compare the speed of the marbles at the end of each ramp. explain your reasoning
Answers: 3
question
Physics, 22.06.2019 08:30
A40.0 l tank of ammonia has a pressure of 12.7 kpa. calculate the. volume of the ammonia if it’s pressure is changed to 8.4 kpa while its temperature remains constant.
Answers: 3
question
Physics, 22.06.2019 13:50
Need only answer if you think you know it
Answers: 2
You know the right answer?
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...
Questions
question
Chemistry, 06.04.2020 16:09
question
Physics, 06.04.2020 16:10
question
English, 06.04.2020 16:10
question
Mathematics, 06.04.2020 16:11