To confirm if the room thermostat is sending a signal to the indoor fan relay, which terminal would be checked for voltage?
a. G
b. B
c. Y
d. R
a. G
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Luminaires are equipped with ____, which cause the lamps to fire at different times.
A. transistors B. integrated circuits C. lead-lag adders D. phase adders
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Lengthy duct runs will have a __________ effect on the operation of the air conditioning system.
A. long-term B. negative C. positive D. short-term
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Cold cranking amps refers to the current a battery produce while sustaining 7.2 volts at what temperature?
A) 72° F B) -10° F C) 32° F D) 0° F
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A hydraulically operated booster unit stores fluid under pressure by means of ________
A) A boost piston B) An accumulator C) An actuator D) A pressure chamber
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