HVAC · Practice-Exam-2 · Problem 49PDFSolution in PDF ↓
HVAC · Practice-Exam-2 · Problem 49
Problem & Solution
Video Synthesis
Problem: A gauge reads the static pressure for air flowing in a pipe as 1 PSIG.
Key step: Well, we know the conversion rate to go from PSI to feet of water is 2.31 feet of H2L.
Watch out: Not my best sketch, but we'll go with it.
Result: And now that rule of thumb equation for velocity pressure, that will find in the reference handbook is PSI V equals the velocity, which has to be in f...
✅ Answer: B
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