Exam (elaborations)

Electrical NCCER test Exam with Complete Questions and Answers.

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Electrical NCCER

Institution
Electrical NCCER

Electrical NCCER test Exam with Complete Questions and Answers.Electrical NCCER test Exam with Complete Questions and Answers.Electrical NCCER test Exam with Complete Questions and Answers.

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Uploaded on September 21, 2024
Number of pages 6
Written in 2024/2025
Type Exam (elaborations)
Contains Questions & answers

electrical nccer test exam with complete questions

Institution Electrical NCCER
Course Electrical NCCER

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Electrical NCCER test Exam with Complete Questions and
Answers.
In a guardrail system, the guardrails can be made of any of the following EXCEPT: -
Correct Answer ropebanding

If the potential across the circuit is 48 volts and the current is 5 amps the resistance of
the circuit is: - Correct Answer 9.6 ohms

A UL listed rod type grounding electrode must have a minimum length of: - Correct
Answer 8'

What is the MINIMUM number of overload sensing units required for all three phase
motors? - Correct Answer 3

In a circuit of pure capacitance, the current leads the voltage by an angle of: - Correct
Answer 90-degrees

The standard unit for a measuring the cross-sectional area of a wire is the: - Correct
Answer circular mil

The drawing scale is MOST likely to be found in which of the following drawing
locations? - Correct Answer the drawing little block

The length of a bare copper conductor in a ground ring MUST be buried no less than
2.5' below grade and with a length of at least: - Correct Answer 20 ft.

When installing heating cables for anti-icing systems, cable patters should be in a: -
Correct Answer Serpentine

An auxiliary holding contact (seal-in) on a NEMA starter is indicated by the terminal
marking: - Correct Answer A1 & A2

The neutral bus in a sub panel: - Correct Answer is bonded

The PEAK voltage in a nominal 120/208 VAC system is: - Correct Answer 208V.

THWN conductors have an outer jacket made of: - Correct Answer nylon

What is shown on a sectional drawing? - Correct Answer Cutaway view of a building

Who is allowed to remove another electrician's tag or lock from any valve, switch, or
piece of equipment without proper authorization? - Correct Answer no one.

, The MAIN purpose of a revision block on an electrical drawing is to: - Correct Answer
note any changes to the original drawings

Which of the following is the classified location where combustible vapors are always
present? - Correct Answer class I Div I

With a row of 3-4" conduits and second row of 3-2" and 2-1" conduits for an angle pull
box what is the MINIMUM distance between the opposite walls of the pull box? - Correct
Answer 32"

Exposed field-routed electrical conduit SHOULD be installed so that it: - Correct Answer
is plumb and level

When wiring control push button control circuit, the auxiliary holding contact (seal-in) is
wired with the start button in: - Correct Answer parallel

Ferrous metal raceways, boxes, fittings, and supports must be protected against: -
Correct Answer corrosion

Which of the following factors is used to control the speed of an induction motor? -
Correct Answer Frequency

Electrical hand tools that use a regular 120-volt system MUST be 3-wire grounded
UNLESS the: - Correct Answer tool is double-insulated and is approved by an
independent testing facility.

A conductor with 220 mils of insulation would have insulation thickness of: - Correct
Answer 0.22"

What is the purpose of sealing cable ends that are in storage? - Correct Answer to keep
moisture from entering it

Which one of the fuses is a standard size according to the NEC? - Correct Answer 3

A 1000 KVA three phase transformer has a secondary voltage of 208/120. What is the
secondary full load amperage? - Correct Answer

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.

A protective device for limiting voltage spikes by discharging or bypassing surge current
is called a: - Correct Answer surge limiter

What is the resultant distance between center bends for a 10-inch offset at 15 degrees?
- Correct Answer 38.7 In.

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