The addition of air to water is called
A. precipitation
B. aeration
C. anaerobic
D. settling
Answer: B
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Edge effect
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Most commonly used flat head screws have a head angle of ________ degrees
A) 82 B) 60 C) 52 D) 72
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When a diode allows current to flow through it, what state is it in?
A. forward bias B. reverse bias C. neutral bias D. none of the above
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List four different substances that can be used in conjunction with the soldering and brazing processes.
What will be an ideal response?
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