This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is the maximum safe amount of refrigerant for a recovery cylinder with a water capacity of 50 ... (Read 436 times)

cabate

  • Hero Member
  • *****
  • Posts: 537
on: Jul 24, 2018
What is the maximum safe amount of refrigerant for a recovery cylinder with a water capacity of 50 lb, holding a refrigerant with a specific gravity of 0.9?
 
  A) 50 lb  0.9 = 45 lb B) 50 lb  0.8  0.9 = 36 lb
  C) 50 lb  0.8 = 40 lb D) 50 lb

Question 2

Liquid refrigerant should always be recovered first from chillers:
 
  A) To ensure that all the oil is removed from the compressor.
  B) To keep from freezing the water in the chiller tubes.
  C) To prevent the removal of refrigerant oil with the refrigerant.
  D) To ensure the best mixing of refrigerant and water during recovery.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

manuelcastillo

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

B


cabate

  • Hero Member
  • *****
  • Posts: 537
Reply #2 on: Jul 24, 2018
Both answers were spot on, thank you once again


manuelcastillo

  • Sr. Member
  • ****
  • Posts: 304
Reply #3 on: Jul 24, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Chinese Water Deer Chinese Water Deer
Waves in Deep and Shallow Water Waves in Deep and Shallow Water
The relationship of substrate con- version (as measured by optical density) to the amount of patient ... The relationship of substrate con- version (as measured by optical density) to the amount of patient ...
Water transport in plants. Water transport in plants.
Water-Reactive Salts Water-Reactive Salts
Elephant herd drinking at water hole. Botswana Elephant herd drinking at water hole. Botswana
Video: Brief Summary on Photosynthesis - Animation

For a complete list of videos, visit our video library