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Author Question: Mixing valves control the final temperature of radiant loops: A) By mixing the hot water from the ... (Read 55 times)

123654777

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Mixing valves control the final temperature of radiant loops:
 
  A) By mixing the hot water from the boiler with the cold water from the chiller.
  B) By bleeding off some of the hot water before it enters the loop.
  C) By mixing the hot boiler water with fresh makeup water.
  D) By mixing the hot boiler water with cooler return water.

Question 2

What type of defrost do geothermal systems use?
 
  A) Traditional time-temperature defrost B) They do not need defrosting.
  C) Adaptive defrost using the air temperature D) Adaptive defrost using the ground temperature



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Jadwiga9

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Answer to Question 1

D

Answer to Question 2

B





 

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