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2nd year Lineman Apprentice 44 review Quiz Questions And Answers $7.99   Add to cart

Exam (elaborations)

2nd year Lineman Apprentice 44 review Quiz Questions And Answers

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  • Course
  • Lineman Apprentice
  • Institution
  • Lineman Apprentice

A customer fed by a secondary underground cable complains about erratic power. A voltage reading at the customer may show a normal voltage. What else should be checked? - ️️ At what locations is an underground cable exposed enough to be able to apply grounds? - ️️At risers, switching cabin...

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  • October 8, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Lineman Apprentice
  • Lineman Apprentice
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jackline98
2nd year Lineman Apprentice 44 review
Quiz Questions
A customer fed by a secondary underground cable complains about erratic power. A voltage reading at
the customer may show a normal voltage. What else should be checked? - ✔ ✔

At what locations is an underground cable exposed enough to be able to apply grounds? - ✔ ✔ At
risers, switching cabinets, transformers, and at live front switch gear cabinets.

Before cutting a cable in a trench, how can a lineman be sure the correct cable has been isolated? - ✔


Before digging, what other utilities should be located? - ✔ ✔ Electric, Gas, Communications cable,
Water, Sewer, Irrigation, Proposed excavation, Survey tape

Can the insulation on unshielded cable, such as a covered conductor, be depended on for personal
safety? - ✔ ✔

Does all the current in a grounded conductor take the easiest path to earth. - ✔ ✔

How can phasing sticks be adapted to carry out a hipot test on a dist - ✔ ✔

How does a lineman determine the size of grounds needed in each location? - ✔ ✔ Protective
grounds are specified for a circuit, they are sized to carry a fault current for enough time to trip out the
circuit.

How does bonding a grounded set to a structure provide an equipotential zone for a lineman? - ✔ ✔
To eliminate the potential difference between the structure and the circuit the structure is bonded to
the circuit

How does the sag in a transmission line span affect the ampacity of a conductor? - ✔ ✔ Conductor
sag increases as load increases

How is corona loss minimized on a transmission line? - ✔ ✔ Use of corona rings or grading rings

How much is the strength of a rope derated for an eye splice? - ✔ ✔ 10%

Identify the conductor shield, the insulation shield, the conductor, the cable jacket, and the concentric
neutral wires in the drawing. - ✔ ✔

If a person working on a transmission line Leaves any rough or sharp points on a conductor or other
energized hardware, what effect will that cause? - ✔ ✔

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