Answer: D. A firefighter's smoke control station (FSCS)
Where can an HVAC system's smoke control mode be controlled from?
A. The lobby of the building
B. A mechanical equipment room
C. Control stations in main building corridors
D. A firefighter's smoke control station (FSCS)
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Refer to the accompanying figure. When starting the DC motor, as the ____________________ builds across the armature, it acts like a resistor that drops a larger percentage of the applied voltage, thus providing a voltage drop for the A coil and the A contacts 3–4 close to bypass current around the starting resistor.
Fill in the blank(s) with the appropriate word(s).
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Answer the following statement(s) true (T) or false (F)
Platform framing is done with long studs that rest on the foundation sill plate.
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If a 4.7 k? resistor and 2.2 k? resistor are connected in parallel, the total resistance is ________
A) 4700 ? B) 2200 ? C) greater than 2200 ? D) less than 2200 ?
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One of the biggest adjustments a driver needs to make when preparing to drive a BEV is starting it because a BEV has no ____.
A. noise B. mass C. power D. electricity
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