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lorenlauu lorenlauu
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6 years ago
Technology over the past 110 years has ________ of welding power sources.
 
  A) Improved the control B) Increased the portability
  C) Increased the power efficiency D) All of the above

 Q. 2

Understanding the differing types and technology of power sources allows the welder to:
 
  A) Determine which type of power source can be used with a specific process
  B) Determine the size of conductors needed
  C) Determine the required duty cycle for a specific application
  D) All of the above

 Q. 3

Which of the following problems could occur if a humidifier is not regularly cleaned and checked for operation?
 
  A) excessive dryness B) mold growth
  C) CO poisoning D) nickel in the water supply
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anu30anu30
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6 years ago
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lorenlauu Author
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#2
6 years ago
Commenting just to show my support for informative posts like this, keep it up 10/10
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#3
6 years ago
That helps more than you thinks, thanks for being so thoughtful
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