Engineering, 02.09.2020 22:01 bgallman153p71edg
Which of the following refrigerant releases is a violation of the EPA prohibition on venting?
A) release of "de minimis" quantities in the course of making good faith attempts to recover refrigerant
B) release of mixtures of nitrogen and refrigerant that result from adding nitrogen to a fully charged appliance to "leak-check" the appliance
C) refrigerants emitted in the course of normal operation of an appliance
D) "de minimis" refrigerants vented when connecting or disconnecting self-sealing hoses to charge a unit.
Answers: 1
Another question on Engineering
Engineering, 04.07.2019 18:10
The thermal expansion or contraction of a given metal is a function of the f a)-density b)-initial temperature c)- temperature difference d)- linear coefficient of thermal expansion e)- final temperature f)- original length
Answers: 2
Engineering, 04.07.2019 18:20
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
Engineering, 04.07.2019 19:10
Estimate the change in specific internal energy au and specific enthalpy h from inlet to outlet for ethylene glycol (a liquid) flowing through each of the following devices: (a) a heat exchanger where the glycol temperature increases from 20 °c to 80 °c; (b) a pump operating at about 25 °c and increasing the glycol pressure from 100 kpa to 8 mpa.
Answers: 2
Engineering, 06.07.2019 02:30
1in2 processor chip can be modelled as an isothermal plane wall of silicon, isothermal on both sides. the power input to the bottom of the plane wall, or the processing power of the chip, often called the thermal design power (tdp), is 100w. assume the periphery is adiabatic. the silicon is 400 microns thick. the temperature at the junction, or in this case on the bottom of the isothermal plane wall, is 85°c. what is the top surface temperature, assuming that the only mode of heat transfer is conduction
Answers: 1
You know the right answer?
Which of the following refrigerant releases is a violation of the EPA prohibition on venting?
A) re...
Questions
English, 09.04.2020 18:54
Biology, 09.04.2020 18:54
Biology, 09.04.2020 18:54
Mathematics, 09.04.2020 18:54
Mathematics, 09.04.2020 18:54
History, 09.04.2020 18:54
English, 09.04.2020 18:54
Computers and Technology, 09.04.2020 18:54
World Languages, 09.04.2020 18:54
