Most ice flakers have a ____ that reduces the auger drive motor's speed from about 1725 rpm to 9 to 16 rpm.
A. gear improvement drive
B. gear intensive drive
C. gear shift drive
D. gear reduction drive
Answer: D
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Hall originally used a piece of pure gold to produce the Hall effect, but today a piece of ____________________ material is used instead.
Fill in the blank(s) with the appropriate word(s).
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Mature male insects are irradiated in the laboratory to:
a. eliminate their ability to reproduce b. prevent their digestive tracts from digesting plant material c. help them pollinate more trees d. stop them from spreading disease
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Which safety rule item is not for the job site?
A. Wear gloves B. whear shorts C. Wear Safety glasses D. Avoid horseplay
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How high will 40 PSI lift water?
Fill in the blank(s) with the appropriate word(s).
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