Equipment grounding refers to connecting the normally noncurrent-carrying metal parts of equipment to the system grounded conductor and/or _____.

a. each other
b. the grounding electrode conductor
c. the main bonding jumper
d. neutral


b. the grounding electrode conductor

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When installing hammer-driven pins and studs in soft concrete block, the drive pin or stud should be embedded in the concrete for at least _____.

a. 1/2" (13 mm) b. 5/8" (16 mm) c. 3/4" (19 mm) d. 1-1/4" (32 mm)

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A flat-plate or a flat-slab floor is a beamless concrete floor. However, in many situations, such floor slabs are often provided with shallow perimeter beams. What is that in response to?

What will be an ideal response?

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Electrical components can generally be divided into two groups:

A) Pilot duty and line duty. B) Electro-mechanical and electronic. C) Controls and loads. D) Electrical and mechanical.

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The dimensions of a door marked 3668 on a floor plan are _____

a. 36? wide, 68? high b. 36? wide, 6?-8? high c. 3?-6? wide, 6?-8? high d. 36? wide, 6?-8? high

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