1
NETA Questions with Answers (100% Correct Answers)
Under what considerations can tag out without lock out be
permitted?— Answer: ***&If an energy isolating device is not capable
of being locked
For PV systems, a(n) _____ is a device that changes direct-current input
to an alternating-current output.— Answer: Inverter
Identify the contact pictured above. (NC and NO separated by a
node)— Answer: Form C
When applying personal protective grounds, which end is attached
first?— Answer: ***&The equipment end
An induction motor has 40kVA input power, a power factor of 82
percent, and an efficiency of 92 percent. What is the horsepower?—
Answer: ***&30.2 HP
How many connection points would you expect to find on a kelvin
bridge?— Answer: 4
You arrive at a job to perform acceptance testing on a new-indoor
15KV switch lineup. While the equipment has been installed multiple
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,2
covers are off there are power conductors hanging with taped ends.
What should you do?— Answer: ***&Visually confirm that the source
of power have already been de-energized and lock out
What is the turns ratio of a 3-phase 500kVA, 13,200-480 volt rated
delta-delta transformer that is 80% loaded?— Answer: ***&22.000
***27.500
ASTM D 924 is a required acceptance test for liquid-filled transformers
with natural ester insulating fluid per NETA standards.— Answer:
***&True
NETA-ATS requires test decals be affixed on the exterior of equipment
or equipment enclosure of protective devices after performing
electrical tests. Which color test decal would you affix to a piece of
equipment with a minor deficiency that does not affect its fault
detection or operation?— Answer: Yellow
What is meant by a "dead tank breaker?"— Answer: The external tank
is grounded.
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,3
If you have your ground conductor running through your zero-
sequence CT with your current carrying conductors, what will
happen?— Answer: Ground fault protection won't function
Which of the following would best describe a 52 device:— Answer: AC
circuit breaker
A series circuit has two resistors. The resistors dissipate 10 W and 15
W. What is the total power dissipation of the circuit?— Answer: 25 W
Which of the following would be the best choice for use in both the
conductive and mechanical areas of circuit breakers and switches?—
Answer: Mobil 28
What is the power factor temperature correction value for new mineral
oil?— Answer: ***&20C/40C
OSHA requires the testing of a volt meter after a voltage test on
voltage above ______.— Answer: 600V
A tagout device must be strong enough to remain attached under a
minimum of ____ lbs of force.— Answer: 50
A piece of wire that is 0.001 inches in diameter and 12 inches long is
one mil-foot.— Answer: True
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, 4
At least 2 entrances of sufficient area must be provided giving access to
the electrical equipment working space.— Answer: ***&True
What is the Restricted Approach Boundary for a 69kV system?—
Answer: ***&3 ft 10 in.
Which portion of the transmission system experiences faults occur
most frequently?— Answer: Overhead lines
To reverse the direction of rotation of a three-phase motor, reverse:—
Answer: any two leads
When can an unqualified person enter the Limited Approach Space?—
Answer: ***&They are never allowed within the Limited Approach
space
Cells are connected in series to increase:— Answer: ***Voltage rating
The three-phase connection in which one end of each of the windings
are connected together is called the _____ connection.— Answer:
***delta
What is the recommended minimum insulation-resistance value for
motor windings made before 1970?— Answer: ***100 Megohms per kV
+1
© 2025 All rights reserved
NETA Questions with Answers (100% Correct Answers)
Under what considerations can tag out without lock out be
permitted?— Answer: ***&If an energy isolating device is not capable
of being locked
For PV systems, a(n) _____ is a device that changes direct-current input
to an alternating-current output.— Answer: Inverter
Identify the contact pictured above. (NC and NO separated by a
node)— Answer: Form C
When applying personal protective grounds, which end is attached
first?— Answer: ***&The equipment end
An induction motor has 40kVA input power, a power factor of 82
percent, and an efficiency of 92 percent. What is the horsepower?—
Answer: ***&30.2 HP
How many connection points would you expect to find on a kelvin
bridge?— Answer: 4
You arrive at a job to perform acceptance testing on a new-indoor
15KV switch lineup. While the equipment has been installed multiple
© 2025 All rights reserved
,2
covers are off there are power conductors hanging with taped ends.
What should you do?— Answer: ***&Visually confirm that the source
of power have already been de-energized and lock out
What is the turns ratio of a 3-phase 500kVA, 13,200-480 volt rated
delta-delta transformer that is 80% loaded?— Answer: ***&22.000
***27.500
ASTM D 924 is a required acceptance test for liquid-filled transformers
with natural ester insulating fluid per NETA standards.— Answer:
***&True
NETA-ATS requires test decals be affixed on the exterior of equipment
or equipment enclosure of protective devices after performing
electrical tests. Which color test decal would you affix to a piece of
equipment with a minor deficiency that does not affect its fault
detection or operation?— Answer: Yellow
What is meant by a "dead tank breaker?"— Answer: The external tank
is grounded.
© 2025 All rights reserved
,3
If you have your ground conductor running through your zero-
sequence CT with your current carrying conductors, what will
happen?— Answer: Ground fault protection won't function
Which of the following would best describe a 52 device:— Answer: AC
circuit breaker
A series circuit has two resistors. The resistors dissipate 10 W and 15
W. What is the total power dissipation of the circuit?— Answer: 25 W
Which of the following would be the best choice for use in both the
conductive and mechanical areas of circuit breakers and switches?—
Answer: Mobil 28
What is the power factor temperature correction value for new mineral
oil?— Answer: ***&20C/40C
OSHA requires the testing of a volt meter after a voltage test on
voltage above ______.— Answer: 600V
A tagout device must be strong enough to remain attached under a
minimum of ____ lbs of force.— Answer: 50
A piece of wire that is 0.001 inches in diameter and 12 inches long is
one mil-foot.— Answer: True
© 2025 All rights reserved
, 4
At least 2 entrances of sufficient area must be provided giving access to
the electrical equipment working space.— Answer: ***&True
What is the Restricted Approach Boundary for a 69kV system?—
Answer: ***&3 ft 10 in.
Which portion of the transmission system experiences faults occur
most frequently?— Answer: Overhead lines
To reverse the direction of rotation of a three-phase motor, reverse:—
Answer: any two leads
When can an unqualified person enter the Limited Approach Space?—
Answer: ***&They are never allowed within the Limited Approach
space
Cells are connected in series to increase:— Answer: ***Voltage rating
The three-phase connection in which one end of each of the windings
are connected together is called the _____ connection.— Answer:
***delta
What is the recommended minimum insulation-resistance value for
motor windings made before 1970?— Answer: ***100 Megohms per kV
+1
© 2025 All rights reserved
