La letra L en la Figura 2 indica un(a) _____.
a. soporte superior común
b. travesaño superior
c. cumbrera secundaria
d. soporte decorativo
Answer: A
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Copper and tin make ____
A) bronze B) gold C) aluminum D) none of these
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What instrument is used for measuring leakage rates in a building?
A) A blower door B) Either a blower door or a duct blaster C) A duct blaster D) Leakage rates cannot be directly measured.
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How many grains are in a pound?
A) 16 B) 7000 C) 144 D) 12
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A TON timer rung is active and the ACC value is less than the PRE value, so the ________ timer bits are true
A) Only the EN B) Both the TT and DN C) Only the TT D) Both the EN and TT
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