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

Author Question: Of the various types of tungsten electrodes available, the tungsten electrodes that are used for AC ... (Read 99 times)

bobthebuilder

  • Hero Member
  • *****
  • Posts: 567
on: Jul 24, 2018
Of the various types of tungsten electrodes available, the tungsten electrodes that are used for AC welding
  are _____.
 
  a. lanthanated
  b. pure
  c. irradiated
  d. thoriated

Question 2

Setting the amperage at 200 amps for a welding machine that is rated 300 amps at 60-percent duty cycle will
  _____.
 
  a. reduce the shielding gas flow rate by 30 percent
  b. cause excessive nozzle vibration
  c. increase the duty cycle to 100 percent
  d. allow welding current to be pulsed


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nanny

  • Sr. Member
  • ****
  • Posts: 313
Reply #1 on: Jul 24, 2018
Answer to Question 1

b

Answer to Question 2

c


bobthebuilder

  • Hero Member
  • *****
  • Posts: 567
Reply #2 on: Jul 24, 2018
Thank you!


nanny

  • Sr. Member
  • ****
  • Posts: 313
Reply #3 on: Jul 24, 2018
Always glad to help...


« previous next »
 

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Types of opioid receptors. Types of opioid receptors.
Cloud Types Cloud Types
Cloud Types: Low Clouds Cloud Types: Low Clouds
Glands and Cell Types of the Colon Glands and Cell Types of the Colon
Blood Groups and Blood Types Blood Groups and Blood Types
Humor (Fluid Types) Humor (Fluid Types)
Video: Membrane transport proteins - pores, gated channels and pumps

For a complete list of videos, visit our video library