NCCER PRACTICE EXAM
Questions with 100%
Verified Answers TOP
RATED A+
There raceway entries on u pulls are multiplied by what factor? -
ANSWER--6 times the race way
The raceway not suitable to service wire exposed to severe damage? -
ANSWER--EMT
A 90 degree stub has how many 15 degree segments? - ANSWER--6 A
turn ration thats 4000:5 with a primary of 1000, whats the
secondary? - ANSWER--1.25* 4000/5=800, so what can 1000 be
divided by to get 800.
What size wire would be suitable for 120v circuit, 215' long, 39 amps?
- ANSWER--#8
The resistor alloy heating element used in a power limiting heating
cables position temperature coefficient? - ANSWER--Positive
Temperature
What Class is for not dust type or drip proof? - ANSWER--Class 1
,What is the standard output voltage of potential transformers? -
ANSWER--120v
Which conductr may be any color except green, green with yellow
stripe, white and gray? - ANSWER--Ungrounded Conductor
What is the primary Consideration when selecting the proper rope for
a cable pull? - ANSWER--Safety
Why can a lead acid battery be an explosion hazard? - ANSWER--
Hydrogen gas is produced during charge and discharge.
What is the largest size conductor that can terminate a 20 amp
receptacle? - ANSWER--10 awg
What size wire is standard for 120 volt motor controls? - ANSWER--
#14
Who is allowed to remove another Electricians tag of lock from any
valve, switch or piece of equipment without proper documentation
and approval? - ANSWER--NO one
, What is the purpose of lockout/tagout? - ANSWER--Prevents
operation
What is produced in a conduit run by making two equal bends in
opposite directions? - ANSWER--offset
Most common transformer on an industrial site - ANSWER--single
phase step down
applications for heat tracing systems with self regulating control
include those requiring a narrow operating range and - ANSWER--
temperature sensitive fluids
with a row of 3-4'', 3-2'' and 1-1'' conduits on each side for a straight
pullbox what is the minimum distance between the opposite side
walls of the box - ANSWER--32''
As the mechanical load increases on a squirrel cage induction motor -
ANSWER--torque decreases and stator current increases
Questions with 100%
Verified Answers TOP
RATED A+
There raceway entries on u pulls are multiplied by what factor? -
ANSWER--6 times the race way
The raceway not suitable to service wire exposed to severe damage? -
ANSWER--EMT
A 90 degree stub has how many 15 degree segments? - ANSWER--6 A
turn ration thats 4000:5 with a primary of 1000, whats the
secondary? - ANSWER--1.25* 4000/5=800, so what can 1000 be
divided by to get 800.
What size wire would be suitable for 120v circuit, 215' long, 39 amps?
- ANSWER--#8
The resistor alloy heating element used in a power limiting heating
cables position temperature coefficient? - ANSWER--Positive
Temperature
What Class is for not dust type or drip proof? - ANSWER--Class 1
,What is the standard output voltage of potential transformers? -
ANSWER--120v
Which conductr may be any color except green, green with yellow
stripe, white and gray? - ANSWER--Ungrounded Conductor
What is the primary Consideration when selecting the proper rope for
a cable pull? - ANSWER--Safety
Why can a lead acid battery be an explosion hazard? - ANSWER--
Hydrogen gas is produced during charge and discharge.
What is the largest size conductor that can terminate a 20 amp
receptacle? - ANSWER--10 awg
What size wire is standard for 120 volt motor controls? - ANSWER--
#14
Who is allowed to remove another Electricians tag of lock from any
valve, switch or piece of equipment without proper documentation
and approval? - ANSWER--NO one
, What is the purpose of lockout/tagout? - ANSWER--Prevents
operation
What is produced in a conduit run by making two equal bends in
opposite directions? - ANSWER--offset
Most common transformer on an industrial site - ANSWER--single
phase step down
applications for heat tracing systems with self regulating control
include those requiring a narrow operating range and - ANSWER--
temperature sensitive fluids
with a row of 3-4'', 3-2'' and 1-1'' conduits on each side for a straight
pullbox what is the minimum distance between the opposite side
walls of the box - ANSWER--32''
As the mechanical load increases on a squirrel cage induction motor -
ANSWER--torque decreases and stator current increases
