NETA 2 Questions and Correct Answer
Under what considerations can tag out without lock out be permitted?
➢ ~: ***&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.
➢ ~: Inverter
Identify the contact pictured above. (NC and NO separated by a node)
➢ ~: Form C
When applying personal protective grounds, which end is attached first?
➢ ~: ***&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?
➢ ~: ***&30.2 HP
How many connection points would you expect to find on a kelvin bridge?
➢ ~: 4
, Elscores 8/19/2024 9:53:51 AM
You arrive at a job to perform acceptance testing on a new-indoor 15KV switch lineup. While
the equipment has been installed multiple covers are off there are power conductors hanging
with taped ends. What should you do?
➢ ~: ***&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?
➢ ~: ***&22.000
***27.500
ASTM D 924 is a required acceptance test for liquid-filled transformers with natural ester
insulating fluid per NETA standards.
➢ ~: ***&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?
➢ ~: Yellow
What is meant by a "dead tank breaker?"
➢ ~: The external tank is grounded.
, Elscores 8/19/2024 9:53:51 AM
If you have your ground conductor running through your zero-sequence CT with your current
carrying conductors, what will happen?
➢ ~: Ground fault protection won't function
Which of the following would best describe a 52 device:
➢ ~: 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?
➢ ~: 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?
➢ ~: Mobil 28
What is the power factor temperature correction value for new mineral oil?
➢ ~: ***&20C/40C
OSHA requires the testing of a volt meter after a voltage test on voltage above ______.
➢ ~: 600V
A tagout device must be strong enough to remain attached under a minimum of ____ lbs of
force.
, Elscores 8/19/2024 9:53:51 AM
➢ ~: 50
A piece of wire that is 0.001 inches in diameter and 12 inches long is one mil-foot.
➢ ~: True
At least 2 entrances of sufficient area must be provided giving access to the electrical
equipment working space.
➢ ~: ***&True
What is the Restricted Approach Boundary for a 69kV system?
➢ ~: ***&3 ft 10 in.
Which portion of the transmission system experiences faults occur most frequently?
➢ ~: Overhead lines
To reverse the direction of rotation of a three-phase motor, reverse:
➢ ~: any two leads
When can an unqualified person enter the Limited Approach Space?
➢ ~: ***&They are never allowed within the Limited Approach space
Cells are connected in series to increase:
➢ ~: ***Voltage rating