NETA 6TH EDITION PRACTICE EXAM
QUESTIONS AND DETAILED
SOLUTIONS 2026
▶ 0 Answer: 0
▶ The least expensive overcurrent protection for a low-voltage system is:
Answer: fuse
▶ How many 0.5 V, 0.2 A cells are required to create a 12 V battery that
has a 0.5 A capability? Answer: 72
▶ The measurement of the specific gravity of an electrolyte is performed
with a(n) Answer: hydrometer
▶ While selecting a gas for circuit breakers, the property that should be
considered is: Answer: all of the above (dielectric strength, flammability,
toxicity)
▶ Schematic diagrams should show the actual physical location of
components. Answer: False
▶ Which of the following relays is provided as the primary protection of
transmission lines: Answer: distance
▶ Voltage drop across an inductor is inversely proportional to the time rate
of change of its current. Answer: False
▶ During a saturation test of a 1500/5 multi-ratio CT, 400 volts is measured
across the X1 to X4 tap. The X1 to X4 tap is the 1200/5 ratio. What is the
expected voltage across the X1 to X5 tap? Answer: 500V
▶ When installing or removing breakers from a cubicle, the breaker must
be in the __________ condition. Answer: Racked out
, ▶ Who has the authority to enforce The NEC? Answer: Local authority
having jurisdiction
▶ Upon completion of an insulation test on a motor circuit, what is required
to restore the charge state to neutral? Answer: Ground the circuit for 4
times the amount of time the circuit was charged
▶ If a hard hat sustains impact it should be _____. Answer: replaced
▶ At what voltage does an arc flash hazard not exist? Answer: ????50V
▶ Two capacitors, a 20 µF and a 30 µF, are connected in parallel to a 400
Hz source. The total capacitive reactance is Answer: 7.96 ohms
▶ DC circuits have which of the following harmonic components: Answer:
None of the above
▶ Which of the following is not an electromagnetic relay: Answer: Bucholz
▶ In an RC parallel circuit, the current through the resistor and the current
through the capacitor are Answer: ???less than 90° out of phase with the
resistor current lagging
▶ What is indicated when the turns ratio test set is hard to crank and the
correct exciting voltage cannot be reached? Answer: A or B ?????
▶ PCB spills of any quantity must be reported to the EPA. Answer: False
▶ ______ of employees is one of the most important aspects of a
Hazardous Energy Control Program. Answer: Training
▶ Medium-voltage is defined by NETA as: Answer: greater than 1,000 V
and less than 100,000 V
▶ The function that is equal to the opposite divided by the hypotenuse is
the: Answer: sine
QUESTIONS AND DETAILED
SOLUTIONS 2026
▶ 0 Answer: 0
▶ The least expensive overcurrent protection for a low-voltage system is:
Answer: fuse
▶ How many 0.5 V, 0.2 A cells are required to create a 12 V battery that
has a 0.5 A capability? Answer: 72
▶ The measurement of the specific gravity of an electrolyte is performed
with a(n) Answer: hydrometer
▶ While selecting a gas for circuit breakers, the property that should be
considered is: Answer: all of the above (dielectric strength, flammability,
toxicity)
▶ Schematic diagrams should show the actual physical location of
components. Answer: False
▶ Which of the following relays is provided as the primary protection of
transmission lines: Answer: distance
▶ Voltage drop across an inductor is inversely proportional to the time rate
of change of its current. Answer: False
▶ During a saturation test of a 1500/5 multi-ratio CT, 400 volts is measured
across the X1 to X4 tap. The X1 to X4 tap is the 1200/5 ratio. What is the
expected voltage across the X1 to X5 tap? Answer: 500V
▶ When installing or removing breakers from a cubicle, the breaker must
be in the __________ condition. Answer: Racked out
, ▶ Who has the authority to enforce The NEC? Answer: Local authority
having jurisdiction
▶ Upon completion of an insulation test on a motor circuit, what is required
to restore the charge state to neutral? Answer: Ground the circuit for 4
times the amount of time the circuit was charged
▶ If a hard hat sustains impact it should be _____. Answer: replaced
▶ At what voltage does an arc flash hazard not exist? Answer: ????50V
▶ Two capacitors, a 20 µF and a 30 µF, are connected in parallel to a 400
Hz source. The total capacitive reactance is Answer: 7.96 ohms
▶ DC circuits have which of the following harmonic components: Answer:
None of the above
▶ Which of the following is not an electromagnetic relay: Answer: Bucholz
▶ In an RC parallel circuit, the current through the resistor and the current
through the capacitor are Answer: ???less than 90° out of phase with the
resistor current lagging
▶ What is indicated when the turns ratio test set is hard to crank and the
correct exciting voltage cannot be reached? Answer: A or B ?????
▶ PCB spills of any quantity must be reported to the EPA. Answer: False
▶ ______ of employees is one of the most important aspects of a
Hazardous Energy Control Program. Answer: Training
▶ Medium-voltage is defined by NETA as: Answer: greater than 1,000 V
and less than 100,000 V
▶ The function that is equal to the opposite divided by the hypotenuse is
the: Answer: sine
