Proximity detectors are used to sense the presence of an object without physically touching it.
Answer the following statement true (T) or false (F)
True
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Why might communities be resistant to implementing smart growth land-use practices?
What will be an ideal response?
How is placement of the evaporator line determined when drawing a PH diagram of an operating system?
A) The evaporator line is always drawn on the horizontal line representing 50 psia absolute pressure. B) Draw a horizontal line across the saturation curve on the constant pressure line equal to the system low side absolute pressure. C) The evaporator line can be drawn anywhere that crosses the saturation curve as long as it is a horizontal line. D) Draw a vertical line across the saturation curve on a constant enthalpy line equal to the system low side absolute temperature.
What two types of methods can be used to connect PVC pipes?
What will be an ideal response?
What side of an air conditioning "A" coil generally needs cleaning?
What will be an ideal response?