Ground wires are usually which color?
A. green
B. white
C. black
D. red
Answer: A
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Trends in human foods are unrelated to trends in petfoods
A. True B. False
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The volume of air flowing out a supply register can be directly measured with a(n):
A) Anemometer. B) Velometer. C) Flow hood. D) Tachometer.
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Connection lines are used to connect notes to related features on a drawing.
Answer the following statement true (T) or false (F)
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A time-proportioning controller with a DC output voltage of 10 volts will produce an average voltage of 5 volts if it is switched ON for ____________________ percent of the time and OFF for ____________________ percent of the time.
Fill in the blank(s) with the appropriate word(s).
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