This topic contains a solution. Click here to go to the answer

Author Question: What must be done when charging a zeotropic refrigerant into an operating system? a. Charging by ... (Read 155 times)

danielfitts88

  • Hero Member
  • *****
  • Posts: 535
What must be done when charging a zeotropic refrigerant into an operating system?
 
  a. Charging by superheat.
  b. Charging liquid through a metering orifice on the low-pressure side.
  c. Inverting the refrigerant cylinder.
  d. Adding charge only through the high-pressure side.

Question 2

Which of the following refrigerants has the lowest ozone depletion potential?
 
  a. CFC-12
  b. HCFC-22
  c. HCFC-123
  d. HFC-134a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

javimendoza7

  • Sr. Member
  • ****
  • Posts: 293
Answer to Question 1

b

Answer to Question 2

d





 

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

For a complete list of videos, visit our video library