In a tube-in-tube condenser, the refrigerant flows in the outer tube and the water flows in the inner tube. Why?
What will be an ideal response?
This way the refrigerant can give up its heat to the water and the surrounding air.
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Starter sizes are rated by motor type, horsepower, and connected ____________________.
Fill in the blank(s) with the appropriate word(s).
If the pressure setting is too high, ____.
A. the cutting stream may gouge the side of the cut B. the top edge may be melted or rounded off C. the cut may be incomplete D. the sides of the kerf may be dished
In data acquisition systems, a single analog-to-digital converter (ADC) may be shared by several analog sources
Indicate whether the statement is true or false
When testing combustion efficiency, the technician should measure:
A) Stack temperature, ambient temperature, and CO2 flue gas percentage. B) Stack temperature, flue gas density, and flue gas water percentage. C) Oil pump pressure, stack temperature, ambient temperature, and CO2 flue gas percentage. D) Ambient temperature, return air temperature, supply air temperature, and stack temperature.