The two (2) types of sheet metal screws would be 1) ______________________, 2) ______________________.
What will be an ideal response?
1) tapping screw requiring a receiving hole
2) self-drilling tapping screw which drills its own receiving hole
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Welding symbols are applied to the reference line at the ____________________.
Fill in the blank(s) with the appropriate word(s).
The condensate from the evaporator coil is disposed of by evaporation using heat from the discharge line or ____.
A. heated air from the condenser B. air from the evaporator fan C. electric heater in the drain pan D. heat from the compressor fins
As a mechanical engineer, civil engineer, or chemical engineer, you could come across a project dealing with sizing pumps to overcome losses in piping systems. The head loss due to flow of a fluid inside a pipe is calculated from
What is the maximum reading on a typical R410a compound gauge?
A) 500 psig B) 300 psig C) 800 psig D) 120 psig