Which one of the following types of gears is commonly used when a large speed reduction is required in a small space?
A. helical gears
B. worm gears
C. hypoid gears
D. crossed helical gears
E. none of the above
Answer: B
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Some types of common microcontroller peripherals include ________
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Which boiler control prevents a low-water condition from occurring?
a. aquastat b. high limit control c. low-water fuel cut-off d. temperature-limiting control
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A box drawn with a solid line in a wiring diagram indicates ________
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