Multiple Choice
Which of the following best explains why a vacuum has to be pulled for a considerable time period when evacuating an A/C system?
A) vacuum pump first lowers the boil point of moisture,then extracts it
B) vacuum pump takes longer to pull out liquid moisture
C) vacuum is less effective than pressure at expelling moisture
Correct Answer:
Verified
Correct Answer:
Verified
Q28: Which air conditioning component functions to separate
Q29: A cylinder of nitrogen shows a gauge
Q30: Which of the following is a key
Q31: What color is an R-134a refrigerant container?<br>A)
Q32: Technician A says that heat is always
Q34: Technician A says that after retrofitting an
Q35: If you were to boil a kettle
Q36: Technician A says that ozone (O<sub>3</sub>)in the
Q37: Both the high-side and the low-side gauge
Q38: Technician A says that both R-12 and