Author Question: Cracks that occur in the heat-affected zone (HAZ) at the grain boundaries are called _____. a. ... (Read 55 times)

nramada

  • Hero Member
  • *****
  • Posts: 580
Cracks that occur in the heat-affected zone (HAZ) at the grain boundaries are called _____.
 
  a. magnesium cracks
  b. liquation cracks
  c. ductile cracks
  d. solidification cracks

Question 2

/
  Of the unacceptable weld profiles shown in the figure above, which one represents undercut?
 
  a. A
  b. B
  c. C
  d. D



Ddddd

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

b

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

For a complete list of videos, visit our video library