« previous next »

Author Question: When brazing very small joints or thin metal, the type of flame used in order to prevent the base ... (Read 55 times)

Ebrown

  • Hero Member
  • *****
  • Posts: 567
on: Jul 24, 2018
When brazing very small joints or thin metal, the type of flame used in order to prevent the base metal from
  melting is a(n) _____.
 
  a. carburizing flame
  b. neutral flame
  c. oxidizing flame
  d. non-feathering flame

Question 2

When an oxygen analyzer is used, the maximum percentage of oxygen generally allowed for an acceptable
  welding atmosphere is _____.
 
  a. 1 percent
  b. 4 percent
  c. 9 percent
  d. 14 percent


stano32

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 24, 2018
Answer to Question 1

a

Answer to Question 2

a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

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?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

A small ecosystem. A small ecosystem.
These illustrations show Ellen Craft, a slave with and without a disguise. She dressed “as a disting These illustrations show Ellen Craft, a slave with and without a disguise. She dressed “as a disting
On March 25, 1911, as scores of young factory girls leaped to their deaths from the eighth, ninth, a On March 25, 1911, as scores of young factory girls leaped to their deaths from the eighth, ninth, a
Type of pathogen organism Type of pathogen organism
The Small Intestine: A Huge Surface for Digestion & Absorption The Small Intestine: A Huge Surface for Digestion & Absorption
Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia). Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia).
Video: Muscle Twitch and Muscle Tension - Motor unit size and force

For a complete list of videos, visit our video library