Author Question: A refrigerant properties chart calls for 100 psia. The reading you would see on your gauges is: ... (Read 117 times)

itsmyluck · **on:** Jul 24, 2018

A refrigerant properties chart calls for 100 psia. The reading you would see on your gauges is:

A) 100 psia + 15 = 115 psig (rounded).
B) 100 psia - 15 = 85 psig (rounded).
C) The pressure reading cannot be determined without knowing the refrigerant.
D) 100 psig.

Question 2

Convert a reading of 18 in Hg vacuum to psia.

A) 18 in Hg/2 = 9 psia (rounded)
B) 30 + 18 in Hg vacuum = 48 in Hg absolute (rounded)48 in Hg absolute/2 = 24 psia (rounded)
C) 30 18 in Hg vacuum = 12 in Hg absolute (rounded)12 in Hg absolute/2 = 6 psia (rounded)
D) 18 in Hg + 30 = 48 psia (rounded)