The ____ of the soil will affect its ability to resist the load of the foundation.
A. texture
B. density
C. hydration
D. compaction
Answer: A
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Answer the following statement(s) true (T) or false (F)
1. Many of the larger air conditioning units use a splash system for the compressor. 2. The oil-pressure failure switch actually contains several control functions in the same unit. 3. Most pressure failure switches are designed to be used on 240- or 480-volt connections. 4. The control contacts are connected in series with the motor starter coil to the compressor. 5. The differential pressure control permits the cut-in and cut-out points to be set.
Which wall assembly will provide a higher sound transmission loss (TL): (a) 6-1/2-in.-thick concrete wall or (b) a 6 -1/2-in.-thick stud wall comprising 1-1/2 in. × 5 -1/2 in. wood studs covered on each side with 1/2-in.-thick gypsum board? Give reason(s) for your answer.
What will be an ideal response?
On an air to water heat pump, where does the heat come from to defrost the outdoor coil?
A) from the outdoor heat strips B) from the buffer tank C) from the outdoor air D) from the indoor air
The type of belt that works through frictional contact between the sides of the belt and the tapered sheave groove is the _____ belt
A) synchronous B) notched C) V- D) S-