NATE ELECTRICAL CERTIFICATION EXAM
QUESTIONS AND VERIFIED ANSWERS 2026
▶ Open motors are designed to operate at a given temperature rise as
indicated on the motor nameplate. What does this mean?
A: indicates the temp. rise over the surrounding air of a motor when the
motor is operating at full-load conditions
B: indicates the temp. rise of the motor.
C: indicates the temp. drop of the surrounding air.
D: indicates the temp. drop of the motor at rest.. Answer: A: indicates the
temp. rise over the surrounding air of a motor when the motor is operating
at full-load conditions
▶ A voltmeter is connected into a circuit in which of the following ways?
A: Series
B: Parallel
C: Series-parallel
D: Delta. Answer: B: Parallel
▶ A low pressure control is usually located on the:
A: Condensing unit
B: Evaporator
C: Cabinet
D: Blower. Answer: A: Condensing unit
, ▶ A high pressure control is usually located on the:
A: Condensing unit
B: Evaporator
C: Cabinet
D: Blower. Answer: A: Condensing unit
▶ The term "nominal voltage" refers to:
A: The actual voltage
B: The measured voltage
C: The average voltage
D: The listed voltage. Answer: D: The listed voltage
▶ Which of the following is a safety control?
A: Thermostat
B: High pressure control
C: Low pressure control
D: Humidistat. Answer: B: High pressure control
▶ Low voltage controls are usually designed to operate at no more than:
A: 25 volts
B: 80 volts
C: 120 volts
D: 230 volts. Answer: A: 25 volts
QUESTIONS AND VERIFIED ANSWERS 2026
▶ Open motors are designed to operate at a given temperature rise as
indicated on the motor nameplate. What does this mean?
A: indicates the temp. rise over the surrounding air of a motor when the
motor is operating at full-load conditions
B: indicates the temp. rise of the motor.
C: indicates the temp. drop of the surrounding air.
D: indicates the temp. drop of the motor at rest.. Answer: A: indicates the
temp. rise over the surrounding air of a motor when the motor is operating
at full-load conditions
▶ A voltmeter is connected into a circuit in which of the following ways?
A: Series
B: Parallel
C: Series-parallel
D: Delta. Answer: B: Parallel
▶ A low pressure control is usually located on the:
A: Condensing unit
B: Evaporator
C: Cabinet
D: Blower. Answer: A: Condensing unit
, ▶ A high pressure control is usually located on the:
A: Condensing unit
B: Evaporator
C: Cabinet
D: Blower. Answer: A: Condensing unit
▶ The term "nominal voltage" refers to:
A: The actual voltage
B: The measured voltage
C: The average voltage
D: The listed voltage. Answer: D: The listed voltage
▶ Which of the following is a safety control?
A: Thermostat
B: High pressure control
C: Low pressure control
D: Humidistat. Answer: B: High pressure control
▶ Low voltage controls are usually designed to operate at no more than:
A: 25 volts
B: 80 volts
C: 120 volts
D: 230 volts. Answer: A: 25 volts
