Energized and Non-Energized Parts

Question 1

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

Answer 1

10 feet

Question 2

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

Answer 2

energized parts

Question 3

A qualified individual understands that all conductors must be ? .

Answer 3

considered energized until proven to be otherwise

Question 4

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

Answer 4

before work begins

Question 5

Objects that are (insulated) from ground are ? .

Answer 5

conductive and can be expected to be energized

Question 6

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

Answer 6

True

Question 7

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

Answer 7

wye or delta

Question 8

The neutral conductors are normally connected to the ? .

Answer 8

ground

Question 9

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

Answer 9

insulators

Question 10

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

Answer 10

SKirts

Question 11

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

Answer 11

transformer

Question 12

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

Answer 12

arrester

Question 13

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

Answer 13

False

Question 14

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

Answer 14

pothead

Question 15

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

Answer 15

using test instruments

Question 16

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

Answer 16

2’ 2”

Question 17

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

Answer 17

minimum approach distance

Question 18

The term nominal voltage means the ? .

Answer 18

normal operating voltage

Question 19

A Qualified Electrical Worker must be ? .

Answer 19

able to determine the nominal voltage of exposed live parts

Question 20

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

Answer 20

steel

Question 21

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

Answer 21

regulator

Question 22

A capacitor stores electrical energy.

Answer 22

true

Question 23

Insulators installed in guy wires are intended to protect ? .

Answer 23

people and equipment on the ground