NETA 3 EXAM REVIEW QUESTIONS
WITH ACCURATE SOLUTIONS 2026
▶ Which of these would NOT be considered a confined space? Answer:
Ventilated room
▶ ;';'A power factor test was performed on a medium-voltage oil circuit
breaker. The watt loss sum of the two open-breaker tests for the A-phase
was 20 milliwatts. The closed-breaker test watts loss was 22 milliwatts.
What is the tank loss index (TLI) for this phase? Answer: +2.0 milliwatts
▶ Which of the following fuses would be best employed for mains or
feeders in which faults occur frequently: Answer: time deelay renewable
cartridge fuses
▶ Who is the main federal agency charged with the enforcement of safety
and health legislation? Answer: OSHA
▶ Electromagnetic induction occurs in AC and DC circuits.q Answer: False
▶ ;';'What size cable would you expect to find on ASTM Grade 3 personal
protective grounds? Answer: 2/0 AWG
▶ Which of these standards addresses equipment grounding? Answer:
NFPA 70
▶ ;';'Which of the following is not a form of respiratory protection defined in
OSHA 1910: Answer: APFR
▶ ;';'Grounding issues can often cause which type of power quality
problem? Answer: Noise
▶ Overcurrent protection is sized according to the ampacity of the
conductor. Answer: ***True
WITH ACCURATE SOLUTIONS 2026
▶ Which of these would NOT be considered a confined space? Answer:
Ventilated room
▶ ;';'A power factor test was performed on a medium-voltage oil circuit
breaker. The watt loss sum of the two open-breaker tests for the A-phase
was 20 milliwatts. The closed-breaker test watts loss was 22 milliwatts.
What is the tank loss index (TLI) for this phase? Answer: +2.0 milliwatts
▶ Which of the following fuses would be best employed for mains or
feeders in which faults occur frequently: Answer: time deelay renewable
cartridge fuses
▶ Who is the main federal agency charged with the enforcement of safety
and health legislation? Answer: OSHA
▶ Electromagnetic induction occurs in AC and DC circuits.q Answer: False
▶ ;';'What size cable would you expect to find on ASTM Grade 3 personal
protective grounds? Answer: 2/0 AWG
▶ Which of these standards addresses equipment grounding? Answer:
NFPA 70
▶ ;';'Which of the following is not a form of respiratory protection defined in
OSHA 1910: Answer: APFR
▶ ;';'Grounding issues can often cause which type of power quality
problem? Answer: Noise
▶ Overcurrent protection is sized according to the ampacity of the
conductor. Answer: ***True
