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Author Question: Water-cooled torches are: A) Smaller size B) Increased flexibility C) Lighter D) All of the ... (Read 49 times)

MirandaLo

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Water-cooled torches are:
 
  A) Smaller size B) Increased flexibility
  C) Lighter D) All of the above

Question 2

Why are draft inducer fans necessary in today's furnaces?
 
  A) To move gas into the burner assembly
  B) To move the flue gasses through the ductwork
  C) The flue gasses cannot make their way through the new heat exchangers on their own.
  D) To separate the flue gas from the heat through centrifugal force



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stano32

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Answer to Question 1

D

Answer to Question 2

C





 

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