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INDUSTRIAL ELECTRICIAN Vol 5 NCCER EXAM Questions and Answers Verified $14.99   Add to cart

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INDUSTRIAL ELECTRICIAN Vol 5 NCCER EXAM Questions and Answers Verified

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INDUSTRIAL ELECTRICIAN Vol 5 NCCER EXAM Questions and Answers Verified The PEAK voltage in a normal 120/208 VAC system is: - CORRECT ANSWER-170 V. What is a fish tape used for? - CORRECT ANSWER-Pulling wire or rope through conduit As the ambient temperature surrounding a self-regulating h...

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  • July 10, 2024
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INDUSTRIAL ELECTRICIAN Vol 5 NCCER
EXAM Questions and Answers Verified
The PEAK voltage in a normal 120/208 VAC system is: - CORRECT ANSWER-170 V.

What is a fish tape used for? - CORRECT ANSWER-Pulling wire or rope through
conduit

As the ambient temperature surrounding a self-regulating heating cable gets warmer,
the - CORRECT ANSWER-Increases.

Rubber personnel protective insulating equipment must be marked with the appropriate
voltage rating and - CORRECT ANSWER-Expiration date.

Which plan indicates the location of structures and equipment on a property? -
CORRECT ANSWER-Site

THWN conductors have an outer jacket made of: - CORRECT ANSWER-Nylon

Which of the following is the classified location where combustible vapors are always
present? - CORRECT ANSWER-Class I Div I

When installing more than one ground rod, what is the MINIMUM spacing between rods
- CORRECT ANSWER-10 ft.

The length of bare copper conductor in a ground ring MUST be buried no less than 2.5'
below grade and - CORRECT ANSWER-10 ft.

What is the purpose of sealing cable ends that are in storage? - CORRECT ANSWER-
To keep moisture from entering in.

What is the multiplier from calculating a 45-degree offset when conduit is being bent? -
CORRECT ANSWER-1.414

Where raceways connect an enclosure required to be dust/ ignition proof to an
enclosure in an UNCLASSIFIED location - CORRECT ANSWER-Not required.

Which typed of rigid metal conduit would be most appropriate for a corrosive
environment? - CORRECT ANSWER-Stainless steel

A material with poor electrical conducting properties is a good - CORRECT ANSWER-
Insulator

, Insulation on the barrel of crimp connectors for wires sized 22-16 AWG are typically
colored. - CORRECT ANSWER-Red

A protective device for limiting voltage spikes by discharging or bypassing surge current
is called a - CORRECT ANSWER-Surge protector.

A Type LB conduit body has the cover on - CORRECT ANSWER-The back.

All of the following are common service voltage in the United States EXCEPT -
CORRECT ANSWER-372/575 three-phase, four-wire.

Why should the test leads of a "megger" NEVER be touched by anyone when in use? -
CORRECT ANSWER-It could result in an electrical shock.

What is the purpose of lockout/ tagout? - CORRECT ANSWER-Prevent operation.

With a row of 3-4" conduits and second row of 3-2" and 2-1" conduits for a angle pull
box what is the MINIMUM distance between the pull box? - CORRECT ANSWER-32"

How should heat-shrink insulators be installed? - CORRECT ANSWER-The insulator
should be slipped over the connector and heat should be applied for a few seconds

A megohmmeter will be used to check a cable. The electrician MUST be sure that the
circuit is - CORRECT ANSWER-De-energized and locked, tagged out, and tested.

In a typical 3 wire start/stop station, where will the incoming control voltage wire be
terminated? - CORRECT ANSWER-Stop button normally closed

Exposed field-routed electrical conduit SHOULD be installed so that it - CORRECT
ANSWER-Is plumb and level.

Which electrical values CANNOT be tested using a VOM(multimeter)? - CORRECT
ANSWER-Watts

Who is allowed to remove another electricians tag or lock from any valve, switch, or
piece of equipment without proper authorization? - CORRECT ANSWER-No one.

What is the PRIMARY consideration in selecting the rope for a cable pull? - CORRECT
ANSWER-Low stretch

A 1500 KVA three phase transformer has a secondary voltage of 480/277. What is the
secondary full load amperage? - CORRECT ANSWER-5.42

What is the MINIMUM distance between raceway entries allowed in a pull box for angle
pills? - CORRECT ANSWER-6x the largest trade size raceway

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