generally part of the grounding electrode system, the _______ electrode is one of the first electrodes installed. A. metal water pipe B. plate C. concrete-encased D. ground ring f.2. When you're connecting the grounding electrode conductor to a metal water pipe as it enters a building, the connection must be made within _______ feet of the pipe's entrance to the building. A. 10 B. 5
generally part of the grounding electrode system, the _______ electrode is one of the first electrodes installed. A. metal water pipe B. plate C. concrete-encased D. ground ring f.2. When you're connecting the grounding electrode conductor to a metal water pipe as it enters a building, the connection must be made within _______ feet of the pipe's entrance to the building. A. 10 B. 5
Chapter2: Specifications, Electrical Symbols, And Outlets
Section2.1: Part 1-electrical Features
Problem 2R: Refer to the specifications in the back of this text following Chapter 33. a. What electrical codes...
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f.1. Since the footing or foundation is generally part of the grounding electrode system, the _______
electrode is one of the first electrodes installed.
A. metal water pipe
B. plate
C. concrete-encased
D. ground ring
f.2. When you're connecting the grounding electrode conductor to a metal water pipe as it enters a building,
the connection must be made within _______ feet of the pipe's entrance to the building.
A. 10
B. 5
C. 15
D. 7
f.3. Which National Electrical Code table is used for sizing grounding electrode conductors?
A. Table 250.102(C)(1)
B. Table 250.66
C. Table 250.122
D. Table 250.118(6)(a)
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