Author Question: As the refractory temperature increases, the combustion efficiency A) increases B) fluctuates C) ... (Read 110 times)

corkyiscool3328

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As the refractory temperature increases, the combustion efficiency
 
  A) increases B) fluctuates C) decreases D) stays the same

Question 2

Which types of oil feed system are generally self-purging?
 
  A) one pipe oil feed systems
  B) two pipe oil feed systems
  C) both one and two pipe systems are self purging
  D) both one and two pipe systems require manual purging



chevyboi1976

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Answer to Question 1

A

Answer to Question 2

B



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corkyiscool3328

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Both answers were spot on, thank you once again




 

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