The ____________________ can usually be checked by turning the motor by hand to determine if hard or rough spots exist in the rotating movement of the motor.
Fill in the blank(s) with the appropriate word(s).
bearings
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____________________ is the term used to indicate the relative strength of the series and shunt fields.
Fill in the blank(s) with the appropriate word(s).
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Which of the following are used extensively to show the arrangement of electric service equipment?
a. One-line block diagrams b. Plan views c. Panelboard schedules d. Detail drawings
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John Deere invented a plow made from _____
a. wood c. steel b. aluminum d. iron
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The ____________________ vegetation is the predominate species of trees that develops over a period of many years
Fill in the blank(s) with correct word
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