Author Question: Single-groove welds with metal backing are used for _____. a. high-strength, high-quality welds ... (Read 184 times)

Anajune7

  • Hero Member
  • *****
  • Posts: 574
Single-groove welds with metal backing are used for _____.
 
  a. high-strength, high-quality welds
  b. tack welds
  c. temporary welds
  d. single pass fillet welds

Question 2

One backing material used in groove welding is _____.
 
  a. plastic
  b. an inert gas
  c. vinyl
  d. dross



momtoalll

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

a

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

momtoalll

  • Sr. Member
  • ****
  • Posts: 326

 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

For a complete list of videos, visit our video library