What must be done to stop the flow of water to all sprinklers?
A. crimp the piping in the riser
B. close the fire department connection outside
C. close the sprinkler control valve
D. deactivate the water flow alarm
Ans: C. close the sprinkler control valve
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As the refrigerant passes through the condenser, it ________.
A) Condenses from a gas to a liquid B) Is cooled by ambient air C) Gives up latent heat to the air flow D) All of these
How does the building industry distinguish between a low-slope roof and a steep roof?
What will be an ideal response?
Whose job is it to do the initial installation process such as install the refrigerant lines, electrical lines, thermostat and control lines, duct boots and duct run, as well as setting the indoor and outdoor units?
What will be an ideal response?
Maximum voltage is generated by rotating wire when the conductor is moving _____
a. across the field at 90° b. with the field at 0° and 180° c. across the field at a 45° angle d. against the field at 180°