To be sure your instrument is located directly over a reference point, one tool to use is a _____
a. plumb bob
b. hand sight level
c. chaining pin
d. range pole
a
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The majority of circuit boards are made of ____________________ and variations thereof.
Fill in the blank(s) with the appropriate word(s).
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When components are used to perform the function of stop, they are generally wired ____ with the motor starter coil.
a. normally open and connected in series b. normally closed and connected in series c. normally closed and connected in parallel d. normally open and connected in parallel
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Fuel cells can be ____________________ or Teflon-based polymers.
Fill in the blank(s) with the appropriate word(s).
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The meal resulting from the extraction of oil from soybeans is an important source of
____________________ for livestock feeds.
Fill in the blank(s) with the appropriate word(s).
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