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

Author Question: What characteristic must a refrigerant have if it is used as a drop-in replacement for another ... (Read 55 times)

jerry coleman

  • Hero Member
  • *****
  • Posts: 570
on: Jul 24, 2018
What characteristic must a refrigerant have if it is used as a drop-in replacement for another refrigerant?
 
  a. Similar molecular structure
  b. Compatible with existing compressor oil
  c. Similar operating pressures and temperatures
  d. Higher flammability

Question 2

Using steel piping in a refrigeration system that uses ammonia will prevent _____.
 
  a. fire
  b. explosion
  c. corrosion
  d. contamination


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

canderson530

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jul 24, 2018
Answer to Question 1

c

Answer to Question 2

c


jerry coleman

  • Hero Member
  • *****
  • Posts: 570
Reply #2 on: Jul 24, 2018
Thanks


canderson530

  • Sr. Member
  • ****
  • Posts: 317
Reply #3 on: Jul 24, 2018
Welcome :)


« previous next »
 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Flower part number is a characteristic difference between monocots and eudicots Flower part number is a characteristic difference between monocots and eudicots
Mackerel tabby, showing the characteristic "M" on its forehead. Mackerel tabby, showing the characteristic "M" on its forehead.
Renal transplant. A transplanted kidney is placed within the pelvic cavity below the location of the Renal transplant. A transplanted kidney is placed within the pelvic cavity below the location of the
Valve replacement surgery. Valve replacement surgery.
(a) As an engine is accelerated under a load, the engine vacuum drops. This drop in vacuum is ... (a) As an engine is accelerated under a load, the engine vacuum drops. This drop in vacuum is ...
Drop Dead Healthy Drop Dead Healthy
Video: Arthroscopy

For a complete list of videos, visit our video library