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Author Question: Which component uses the properties of AC induction to step up or step down voltage for particular ... (Read 89 times)

HudsonKB16

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on: Jul 26, 2018
Which component uses the properties of AC induction to step up or step down voltage for particular HVACR applications?
 
  A) Transformer B) Diode C) Start capacitor D) Contactor

Question 2

Once acid is created within the refrigeration system:
 
  A) Dry nitrogen must be used to reverse the increase in system high-side pressure caused by the acid.
  B) It can cause a burnout when the refrigerant is exposed to the compressor motor.
  C) Only a multiple evacuation procedure can be used to evacuate the refrigeration system.
  D) It becomes impossible to remove brazing oxides and metal particles from the system, even if a filter drier is used.


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Perkypinki

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Reply #1 on: Jul 26, 2018
Answer to Question 1

A

Answer to Question 2

B


HudsonKB16

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Reply #2 on: Jul 26, 2018
Thanks


Perkypinki

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Reply #3 on: Jul 26, 2018
Welcome :)


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