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FREE AND STUDY GAMES ABOUT JOURNEYMAN'S STUDY
EXAM QUESTIONS
Qs and Ans Expert- Explanation
This Exam contains:
-Guarantee passing score -7 Questions and Answers -format set of multiple-choice -Expert- Explanation
Question 1: Which of the following is true concerning type NM cable
it may be installed where exposed to corrosive fumes it may be fished in air voids in masonry block or tile walls it may be embedded in masonry, concrete, or plaster it may be covered with plast
Answer:
fished in voids
Question 2: Open conductors shall be supported on glass or porcelain knobs,
- strain insulators
- brackets
- racks
- only, 2 only, 3 only, 1,2,or 3
Answer:
1,2 or 3 Question 3: Surface metal raceways when extended through walls or floors must be in _____ lengths.
- 8 foot
- 3 foot
- 5 foot
- none of these
Answer:
none of these Question 4: In dwelling units and guest rooms of hotels and motels, overcurrent devices shall
not be located in:
- hallways
- bathrooms
- bedrooms
- kitchens
Answer:
bathrooms Question 5: Where screws are used to mount knobs, or where nails or screws are used to mount cleats, they shall be of a length sufficient to penetrate the wood to a depth of at least ______ the height of the knob and the full thickness of the cleat.
- twice
- one
Answer:
one-half Question 6: The combined voltage drop of feeder and branch-circuit conductors shall not exceed ______ for circuits of sensitive electronic equipment.
- 2.5%
- 3%
c.4% d.5%
Answer:
2.5%
Question 7: he path to ground from circuits, equipment and conductor enclosures shall:
- have sufficiently low impedance to limit the voltage to ground and to facilitate the operation
- shall be capable of safely c
of the circuit protective devices in the ground.
Answer:
1, 2, and 3
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