NETA III SRUDY GUIDE 2025/2026 QUESTIONS WITH
ANSWERS RATED A+
✔✔Which of the following ASTM test methods would best measure the interfacial
tension of transformer oil?
D1533
D971
D445
D974 - ✔✔***D974
✔✔Demand is best defined as:
The average value of power or related quantity over a specified period of time
The highest kW value that occurred during the month
The highest kvar usage that occurred over a specified period of time
A record of system power factor at an industrial plant
Expressed in kilowatts-hour - ✔✔*** The average value of power or related quantity
over a specified period of time
✔✔Where an overcurrent device is rated over 800 amperes, the ampacity of the
conductors it protects should be equal to or greater than the rating of the overcurrent
device.
True
False - ✔✔***true
✔✔In accordance with NETA and IEEE standards the correct maintenance test voltage
(dc) for 5KV rated EPR 133% insulation level cable is?
14kV
18kV
, 9kV
11kV
5kV - ✔✔***9kv
✔✔A minimum diameter of ____ inch is required for steel ground rods.
1/4
1/2
5/8
7/16 - ✔✔***1/2
✔✔A 35 microfarad capacitor is connected to a 120 volt, 60 Hz line. What is the value of
Xc?
3.428
21.54
75.79
205.68
1292.4 - ✔✔***75.79
✔✔What is the recommended minimum PI for a machine with Class A insulation?
1.0
1.5
2.0
2.5 - ✔✔***1.0
✔✔The core of a fiber optic cable is composed of:
ANSWERS RATED A+
✔✔Which of the following ASTM test methods would best measure the interfacial
tension of transformer oil?
D1533
D971
D445
D974 - ✔✔***D974
✔✔Demand is best defined as:
The average value of power or related quantity over a specified period of time
The highest kW value that occurred during the month
The highest kvar usage that occurred over a specified period of time
A record of system power factor at an industrial plant
Expressed in kilowatts-hour - ✔✔*** The average value of power or related quantity
over a specified period of time
✔✔Where an overcurrent device is rated over 800 amperes, the ampacity of the
conductors it protects should be equal to or greater than the rating of the overcurrent
device.
True
False - ✔✔***true
✔✔In accordance with NETA and IEEE standards the correct maintenance test voltage
(dc) for 5KV rated EPR 133% insulation level cable is?
14kV
18kV
, 9kV
11kV
5kV - ✔✔***9kv
✔✔A minimum diameter of ____ inch is required for steel ground rods.
1/4
1/2
5/8
7/16 - ✔✔***1/2
✔✔A 35 microfarad capacitor is connected to a 120 volt, 60 Hz line. What is the value of
Xc?
3.428
21.54
75.79
205.68
1292.4 - ✔✔***75.79
✔✔What is the recommended minimum PI for a machine with Class A insulation?
1.0
1.5
2.0
2.5 - ✔✔***1.0
✔✔The core of a fiber optic cable is composed of: