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Author Question: One difference between refrigerant piping practices for air-conditioning systems and refrigerant ... (Read 70 times)

Evvie72

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on: Jul 27, 2018
One difference between refrigerant piping practices for air-conditioning systems and refrigerant piping practices for commercial refrigeration systems is that:
 
  A) The suction lines on air-conditioning systems do not require insulating because of their higher temperature.
  B) Most commercial refrigeration system manufacturers do not recommend oil traps.
  C) Most air-conditioning manufacturers do not recommend oil traps.
  D) Suction lines are typically larger for air-conditioning applications for the same capacity of commercial refrigeration systems.

Question 2

Single-phase AC power is used:
 
  A) Only in commercial buildings. B) In both residential and commercial buildings.
  C) Only in Europe. D) Only in residences.


robbielu01

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

B


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