NETA 2 EXAM | 237 QUESTIONS AND ANSWERS
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
-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.
-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. - -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
-The three-phase connection in which one end of each of the windings are connected
together is called the _____ connection. - -***delta
-What is the recommended minimum insulation-resistance value for motor windings made
before 1970? - -***100 Megohms per kV + 1
-A digital multimeter, when set to read voltage, has an input impedance of - -***a fixed,
high impedance regardless of range
-Class 00 rubber insulating gloves are proof tested at 2,500 VAC, what color label would
you expect to find on these gloves? - -***White
-Write three thousand fortyeight tenthousandths in decimal form. - -***0.3048
-What is the primary purpose of the National Electrical Code? - -***The practical
safeguarding of persons and property from electrical hazards.
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
-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.
-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. - -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
-The three-phase connection in which one end of each of the windings are connected
together is called the _____ connection. - -***delta
-What is the recommended minimum insulation-resistance value for motor windings made
before 1970? - -***100 Megohms per kV + 1
-A digital multimeter, when set to read voltage, has an input impedance of - -***a fixed,
high impedance regardless of range
-Class 00 rubber insulating gloves are proof tested at 2,500 VAC, what color label would
you expect to find on these gloves? - -***White
-Write three thousand fortyeight tenthousandths in decimal form. - -***0.3048
-What is the primary purpose of the National Electrical Code? - -***The practical
safeguarding of persons and property from electrical hazards.
