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Author Question: The ring around the 6GR all-position pipe is there to ________ the operation. A) Restrict B) ... (Read 148 times)

evelyn o bentley

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The ring around the 6GR all-position pipe is there to ________ the operation.
 
  A) Restrict
  B) Balance
  C) Hold heat for
  D) Improve
  E) None of the above

Question 2

Electro-mechanical control systems operate by
 
  A) processing electronic signals with a microprocessor
  B) providing a varying DC voltage in response to monitored conditions
  C) turning relay coils on or off to complete circuits
  D) providing a modulating air pressure in response to monitored conditions



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trog

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Answer to Question 1

A

Answer to Question 2

C




evelyn o bentley

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Reply 2 on: Jul 26, 2018
Gracias!


epscape

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Reply 3 on: Yesterday
Excellent

 

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