Energized and Non-Energized Parts Flashcards

1
Q

Everyone except qualified employees must stay ? from energized parts up to 50,000 volts

A

10 feet

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2
Q

A qualified worker must be trained and have the ability to recognize ? .

A

energized parts

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3
Q

A qualified individual understands that all conductors must be ? .

A

considered energized until proven to be otherwise

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4
Q

The normal operating voltage of electrical equipment must be determined by workers ? .

A

before work begins

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5
Q

Objects that are (insulated) from ground are ? .

A

conductive and can be expected to be energized

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6
Q

Conductors are the part of an electrical system that carries electrical current.

A

True

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7
Q

Electrical circuits may be in a(n) ? configuration.

A

wye or delta

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8
Q

The neutral conductors are normally connected to the ? .

A

ground

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9
Q

The parts of an electrical system used to isolate conductive (energized) material from other parts are called ? .

A

insulators

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10
Q

The operating voltage of an insulator can be determined by the ? , its length, or its height.

A

SKirts

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11
Q

The piece of equipment used to step the voltage up or down in an electrical system is called a ? .

A

transformer

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12
Q

When a voltage condition occurs that is higher than the designed voltage for the system, a(n) ? becomes a path to ground.

A

arrester

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13
Q

Guy wires cannot become energized because they are tied to rods in the earth.

A

False

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14
Q

The connection point between an underground cable and an overhead conductor is normally made through a ?

A

pothead

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15
Q

Ways to determine the actual operating voltage of a power line include asking an authorized company representative, observing nameplate information, and ? .

A

using test instruments

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16
Q

The approach distance to a 12,000-volt line phase-to-phase is ? .

A

2’ 2”

17
Q

The electrical factor distance and human factor distance are also called the ? .

A

minimum approach distance

18
Q

The term nominal voltage means the ? .

A

normal operating voltage

19
Q

A Qualified Electrical Worker must be ? .

A

able to determine the nominal voltage of exposed live parts

20
Q

Most electrical conductors are made of copper, aluminum, or ? in older systems.

A

steel

21
Q

The device used to automatically raise or lower the primary voltage of a line to ensure its optimal voltage range is a ? .

A

regulator

22
Q

A capacitor stores electrical energy.

A

true

23
Q

Insulators installed in guy wires are intended to protect ? .

A

people and equipment on the ground