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Author Question: The newest HVACR control systems operate by: A) Providing a modulating air pressure in response ... (Read 62 times)

segrsyd

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on: Jul 24, 2018
The newest HVACR control systems operate by:
 
  A) Providing a modulating air pressure in response to monitored conditions.
  B) Turning relay coils on or off to complete circuits.
  C) Processing electronic signals with a microprocessor.
  D) Providing a varying DC voltage in response to monitored conditions.

Question 2

Ice machine capacity is normally stated as:
 
  A) Pounds of ice per day. B) Pounds of ice per hour.
  C) Pounds of ice per week. D) Pounds of ice per minute.


potomatos

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

C

Answer to Question 2

A


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