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Author Question: A Category I furnace operates with a: A) High-temperature, positive-pressure vent. B) ... (Read 111 times)

azncindy619

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on: Jul 24, 2018
A Category I furnace operates with a:
 
  A) High-temperature, positive-pressure vent. B) High-temperature, negative-pressure vent.
  C) Low-temperature, negative-pressure vent. D) Low-temperature, positive-pressure vent.

Question 2

In a communicating system, control signals and information are exchanged:
 
  A) In one direction: from the master controller to all the components.
  B) Only when permission is granted by the operator.
  C) In both directions between the components and the communicating control.
  D) In one direction: from all the system components back to the communicating control.


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makaylafy

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

B

Answer to Question 2

C


azncindy619

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Reply 2 on: Jul 24, 2018
Gracias!

duy1981999

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Reply 3 on: Yesterday
Excellent

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