An open-loop system is practical only if:
A) Local codes allow discharge of nontoxic antifreeze solutions into the water supply.
B) A local stream or pond can be used as the water supply.
C) The secondary refrigerant loop temperature can be closely monitored.
D) There is an adequate supply of water and it is of good quality.
D
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The ____________________, caused by the stator magnetic field being distorted, or altered, in reaction to the armature magnetic field, is actually a bending of the motor magnetic field so that the brushes are no longer aligned with the neutral magnetic plane of the motor.
Fill in the blank(s) with the appropriate word(s).
PTAC units are:
A) Partial temporary air-conditioning units. B) Partial trajectory air-conditioning units. C) Packaged temporary air-conditioning units. D) Packaged terminal air-conditioning units.
Two rooms needs 42 feet of electric baseboard heaters. Lengths of 9 feet, 8 feet, 7 feet, and 7 feet are already placed. What length of baseboard heater in feet still must be placed?
Fill in the blank(s) with the appropriate word(s).
There is a "no criticism" policy during the analysis stage of the design process.
Answer the following statement true (T) or false (F)