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Author Question: Compared to the over-fire draft, the stack draft should be: A) More negative than the over-fire ... (Read 113 times)

gonzo233

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on: Jul 24, 2018
Compared to the over-fire draft, the stack draft should be:
 
  A) More negative than the over-fire draft. B) About the same as the over-fire draft.
  C) A positive pressure. D) Less negative than the over-fire draft.

Question 2

Why is minimizing duct restriction so important?
 
  A) The system cannot operate properly against excessive air restriction.
  B) Incorrect terminal velocities can cause discomfort.
  C) Excessive restriction can increase operating cost.
  D) Excessive restriction causes excessive noise.


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chem1s3

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

A

Answer to Question 2

A


gonzo233

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

hollysheppard095

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Reply 3 on: Yesterday
Wow, this really help

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