Static pressure readings are taken on a duct system by
A) Pointing the pressure sensing tube into the airstream
B) Subtracting the total pressure from the velocity pressure
C) Subtracting the velocity pressure from the total pressure
D) Pointing the pressure sensing tube perpendicular to the air stream
D
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The top of an object can be seen in what form of isometric drawing.
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Which of the following practices is(are) useful in stabilizing surface soil structure?
A) growing grass sod B) use of organic mulches C) minimizing tillage D) use of green manure crops E) all of the above
A parallel heat reclaim system primarily recovers:
A) Sensible heat from the refrigerant. B) Both sensible and latent heat from the refrigerant. C) Latent heat from the refrigerant.
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