Which component uses the properties of AC induction to step up or ...

[HudsonKB16]

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.

[Perkypinki]

Answer to Question 1

A

Answer to Question 2

B

[HudsonKB16]

Thanks

[Perkypinki]

Welcome