The ____ motor has become a favorite in high-technology applications involving motion control, such as robotics.

a. shunt
b. series
c. compound
d. permanent-magnet


d. permanent-magnet

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?What can cause the filler wire to form a bird's nest?

A. ?Too high of a wire feed speed and too low of an amperage setting. B. ?The wire not going through the outfeed side conduit. C. ?Too loose of a tension on the wire feed rollers. D. ?The wrong type of wire feed rollers for the wire being used.

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Floating fish pellets are often preferred over sinking-type pellets because they:

A. stay intact longer. B. enable easier monitoring of fish eating activity. C. are cheaper per pound of feed. D. both A and B above.

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Air contaminants that can be removed by typical throwaway panel filters include:

A) Pollen. B) Talcum powder. C) Tobacco smoke. D) Bacteria.

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The NEC specifies industrial and domestic electrical safety precautions.