For replacement of nongrounding receptacles and branch-circuit extensions, the equipment grounding conductor of a grounding-type receptacle or a branch-circuit extension is permitted to be connected to which of the following?
A. Any accessible point on the grounding electrode system.
B. Any accessible point on the grounding electrode conductor.
C. The equipment grounding terminal bar within the enclosure where the branch circuit for
the receptacle or branch circuit originates
D. Any of the above
D. Any of the above
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Due to the flexibility and quietness of ____________________, they are used in most motor drive
systems.
Fill in the blank(s) with the appropriate word(s).
In the accompanying diagram, a bond beam is shown which is used to strengthen the top of the wall, Identify the material used showing no.1.
A. pipes in cement B. rebars embedded in grout C. portland cement grout D. U-shaped lintel blocks
A ________ is all the framing below the rafter extensions that close in the roof system at the eaves
A) MDO B) Cornice C) Tributary area D) Drip line
Which three components are necessary in order to have an electrical circuit?
A. power source, path, load B. path, load, switch C. switch, power source, load D. power source, switch, path