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Author Question: What effect do noncondensable gases have on a refrigeration system? A) They increase evaporator ... (Read 73 times)

serike

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What effect do noncondensable gases have on a refrigeration system?
 
  A) They increase evaporator pressure and decrease compression ratio.
  B) They create bubbles in the liquid refrigerant stream leaving the compressor.
  C) They increase condenser pressure and compression ratio.
  D) They decrease the compression ratio and condenser pressure.

Question 2

What is the total circuit resistance of three heat strips wired in parallel if each strip has a resistance of 12?
 
  A) 3 B) 12 C) 36 D) 4



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ApricotDream

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Answer to Question 1

C

Answer to Question 2

D





 

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