Service entrance cables must be supported by straps or staples within __________ inches of any electrical enclosure or weatherhead and at intervals not exceeding __________ inches.
a. 8, 24
b. 12, 24
c. 8, 30
d. 12, 30
d. 12, 30
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The ______________ is made of the driveshaft, coil, and pole pieces.
Fill in the blank(s) with the appropriate word(s).
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What type of bearing should be used in a dirty environment?
A. roller bearing B. needle bearing C. sealed bearing D. plain bearing
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Huge macromolecules are formed by the ____ of small mers.?
A. ?pyrolysis B. ?polymerization C. ?hydrolysis D. ?oxidation
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Express 3 1/3 as an improper fraction.
What will be an ideal response?
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