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Author Question: Which kind of cooling tower draws or pushes the air across the water, rather than up through it? ... (Read 48 times)

xclash

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on: Jul 24, 2018
Which kind of cooling tower draws or pushes the air across the water, rather than up through it?
 
  A) Induced-draft B) Counterflow C) Forced-draft D) Crossflow

Question 2

Why should a carbon monoxide detector be used in any room where gas-fired space heaters are being used?
 
  A) Because CO is an integral component of natural gas, a CO detector will alarm if there are any small gas leaks in the gas line.
  B) High levels of CO can cause nuisance trips of the space heater's oxygen depletion sensor.
  C) The efficiency of gas-fired space heaters drops when the CO level in the room exceeds 500 ppm.
  D) Gas-fired space heaters can produce carbon monoxide if the space they are operating in does not have adequate combustion air.


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cloudre37

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

D

Answer to Question 2

D


xclash

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Reply 2 on: Jul 24, 2018
Gracias!

bigcheese9

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Reply 3 on: Yesterday
Excellent

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