What is the velocity of the air in a duct with a total pressure of 0.15 inches wc and a static pressure of 0.1 inches wc?
What will be an ideal response?
0.15 – 0.10 = 0.05" wc velocity pressure
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The quick-take-up valve controls __________
A) Fluid flow between the primary low and high-pressure chambers B) Fluid flow between the primary and secondary high-pressure chambers C) Fluid flow to and from the primary low-pressure chamber D) Fluid flow between the reservoir and the secondary low-pressure chamber
A finished GTAW weld bead has no slag to be removed because _____
a. no flux is used b. oxygen is used as the shielding gas c. the weld arc consumes the flux d. tungsten is used as the filler metal
If there is a discrepancy between the drawings and the specifications, _____
a. the person in charge of the project must resolve it b. check the local building codes c. use your own judgment d. the drawings always control
Digital input modules are available for DC inputs, AC inputs, or a mix.
Answer the following statement true (T) or false (F)