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

Author Question: The purpose of purging the lines with nitrogen during brazing is to: A) Pressurize the lines for ... (Read 51 times)

misspop

  • Hero Member
  • *****
  • Posts: 540
on: Jul 24, 2018
The purpose of purging the lines with nitrogen during brazing is to:
 
  A) Pressurize the lines for leak testing.
  B) Increase the temperature of the torch flame and decrease brazing time.
  C) Reduce the amount of refrigerant that must be added once the installation is completed.
  D) Prevent the formation of copper oxide inside the lines.

Question 2

The National Electric Code and the National Fuel Gas Code are written by:
 
  A) The International Code Council - ICC.
  B) The National Fire Protection Association - NFPA.
  C) The Underwriters Laboratories - UL.
  D) Canadian Standards Association - CSA.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

momo1250

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

B


misspop

  • Member
  • Posts: 540
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

robbielu01

  • Member
  • Posts: 336
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Imaginary Thoracic Lines, Right Lateral View Imaginary Thoracic Lines, Right Lateral View
Secondary intravenous lines: (a) a tandem intravenous alignment Secondary intravenous lines: (a) a tandem intravenous alignment
Fontanels and suture lines Fontanels and suture lines
Typical secondary ignition pattern. Note the lack of firing lines on superimposed pattern. Typical secondary ignition pattern. Note the lack of firing lines on superimposed pattern.
Display is the only position to view the firing lines of all cylinders. Cylinder 1 is displayed on ... Display is the only position to view the firing lines of all cylinders. Cylinder 1 is displayed on ...
How Many Triangles Can You Make Using the Letter M and 3 Straight Lines? How Many Triangles Can You Make Using the Letter M and 3 Straight Lines?
Video: Introduction to Autism

For a complete list of videos, visit our video library