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Author Question: Oscillating the torch when fusion welding cast iron is done in order to: A) Preheat the surface ... (Read 178 times)

JGIBBSON

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on: Jul 26, 2018
Oscillating the torch when fusion welding cast iron is done in order to:
 
  A) Preheat the surface
  B) Remove gas bubbles
  C) Smooth out the surface
  D) Diffuse carbon
  E) None of the above

Question 2

The ignition operating sequence and flame safety are controlled on an oil burner by
 
  A) The combination oil valve and thermocouple B) The primary control
  C) The thermostat and limit switch D) The ignition transformer and oil burner


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parker125

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Reply #1 on: Jul 26, 2018
Answer to Question 1

B

Answer to Question 2

B


JGIBBSON

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Reply #2 on: Jul 26, 2018
Thank you!


parker125

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Reply #3 on: Jul 26, 2018
Always glad to help...


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