Convert a reading of 18 in Hg vacuum to psia
A) 30 + 18 in Hg vacuum = 48 in Hg absolute (rounded)48 in Hg absolute/2 = 24 psia (rounded)
B) 18 in Hg/2 = 9 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)
C
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The specific volume of water at the critical point is 0.003155 m3/kg. The water is cooled at a constant specific volume from the critical point. Considering the data given here, determine the quality of the mixture as its temperature falls to 340°C, 300°C, 200°C, and 100°C:
Given: v = 0.003155 m3/kg
What will be an ideal response?
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