____ stringers are routed out, so the treads fit between them.
A. Housed
B. Open
C. Closed
D. Posted
Answer: A
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The method of questioning that is used to have a detailed response is known as ________.
A) Open question B) Closed question C) Questioning techniques D) None of the above
There are many methods of insulating metal ductwork. Which of the following methods is NOT used to insulate ducts?
A) Bubble outer wrap or liner B) Spray-on urethane foam C) Fiberglass outerwrap with vapor barrier D) Fiberglass liner
Displacers used in level measurement systems are __________ of the measured fluid.
A. lighter than an equal volume B. the same weight as an equal volume C. heavier than or equal to thevolume D. half the weight
The ____ remains in the off state until an applied voltage in either direction is high enough to cause its reverse-biased junction to break over and start conducting much like a zener diode.
A. DIAC B. TRIAC C. MOSFET D. SCR