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Author Question: Hot water is circulated through a hot water heating system: A) Using water circulating pumps. B) ... (Read 114 times)

crazycityslicker

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on: Jul 24, 2018
Hot water is circulated through a hot water heating system:
 
  A) Using water circulating pumps.
  B) Using large diaphragm pumps.
  C) Using external-drive water compressors.
  D) Because of the density difference between hot and cold water.

Question 2

Why should an inside sump be included in the cooling tower piping?
 
  A) It allows the tower to be supersaturated when needed.
  B) It increases tower efficiency by lowering the wet-bulb temperature.
  C) It shuts down the tower fan when it is not needed.
  D) It provides a cooling tower bypass in freezing weather.


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tandmlomax84

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

D


crazycityslicker

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Reply 2 on: Jul 24, 2018
Gracias!

isabelt_18

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Reply 3 on: Yesterday
Wow, this really help

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