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Electrical Nccer Test Questions And Answers With Verified Solutions Already Passed!!!
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Electrical Nccer Test Questions And Answers With Verified Solutions Already Passed!!!
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Electrical Nccer Test Questions AndAnswers With Verified Solutions Already
Passed!!!
In a guardrail system, the guardrails can be made of any of the following EXCEPT:
- ANSWER✔✔ropebanding
If the potential across the circuit is 48 volts and the current is 5 amps the resistance
of the circuit is: - ANSWER✔✔9.6 ohms
A UL listed rod type grounding electrode must have a minimum length of: -
ANSWER✔✔8'
What is the MINIMUM number of overload sensing units required for all three
phase motors? - ANSWER✔✔3
In a circuit of pure capacitance, the current leads the voltage by an angle of: -
ANSWER✔✔90-degrees
The standard unit for a measuring the cross-sectional area of a wire is the: -
ANSWER✔✔circular mil
The drawing scale is MOST likely to be found in which of the following drawing
locations? - 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: - ANSWER✔✔20 ft.
, When installing heating cables for anti-icing systems, cable patters should be in a:
- ANSWER✔✔Serpentine
An auxiliary holding contact (seal-in) on a NEMA starter is indicated by the
terminal marking: - ANSWER✔✔A1 & A2
The neutral bus in a sub panel: - ANSWER✔✔is bonded
The PEAK voltage in a nominal 120/208 VAC system is: - ANSWER✔✔208V.
THWN conductors have an outer jacket made of: - ANSWER✔✔nylon
What is shown on a sectional drawing? - 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? - ANSWER✔✔no one.
The MAIN purpose of a revision block on an electrical drawing is to: -
ANSWER✔✔note any changes to the original drawings
Which of the following is the classified location where combustible vapors are
always present? - 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? - ANSWER✔✔32"
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