28/06/2025, 08:57 NEC 2017 Journeyman Prep EXAM COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANS…
NEC 2017 Journeyman Prep EXAM
COMPREHENSIVE QUESTIONS WITH MULTIPLE
CHOICES |VERIFIED & REVISED ANSWERS (NEW)
2025
Save
Terms in this set (259)
How many 400 W fixtures 3
could be installed on a 120
V 15amp circuit?
A. 3
B. 5
C. 6
D. 8
Ten 1200 W lightning 43
fixtures are connected on
a 277 V system. How many
amps might the circuit
draw?
A. 23
B. 60
C. 43
D. 54
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,28/06/2025, 08:57 NEC 2017 Journeyman Prep EXAM COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANS…
A toaster is listed as 1560 13
W. When it is plugged into
a 120 V circuit and starts to
make toast, how many
amperes will it draw?
A. 1,440
B. 1,680
C. 13
D. 187,200
You have been asked to 277 V
add a 4200 W lighting
fixture to a 20 amp lighting
circuit. What is the voltage
needed to comply with
the NEC?
A. 120 V
B. 240 V
C. 277 V
D. none of the above
An electric circuit has a 120
resistance of 20 Ohms. The
current is measured to be
6 A. How many volts are
applied to the circuit?
A. 3 1/3
B. 14
C. 26
D. 120
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,28/06/2025, 08:57 NEC 2017 Journeyman Prep EXAM COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANS…
An electric motor is 60
running on 120 V. The
current is measured to be
2 A. How many ohms of
resistance is the motor?
A. 60
B. 118
C. 122
D. 240
An electrical circuit has a
voltage of 50 V and a
resistance of 5 Ohms.
What is the value of
current?
A. 10 A
B. 45 A
C. 55 A
D. 250 A
A series circuit is a circuit Current
that has only one path for
_____ flow.
A. Voltage
B. Current
C. Power
D. Resistance
In a series circuit with two Sum
resistors, the total
resistance is equal to the
_____ of the two resistors.
A. Difference
B. Product over the sum
C. Sum
D. Quotient
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, 28/06/2025, 08:57 NEC 2017 Journeyman Prep EXAM COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANS…
A series circuit has a total 0.667 A
resistance of 180 Ohms
and an applied voltage of
120 V. What is the current
flow?
A. 300 A
B. 1.5 A
C. 60 A
D. 0.667 A
The two resistors in a 85 V
series circuit have
voltages of 25 V and 60 V.
The applied voltage is _____.
A. 35 V
B. 85 V
C. 25 V
D. 60 V
A series circuit has two 25 W
resistors. The resistors
dissipate 10 W and 15 W.
What is the total power
dissipation of the circuit?
A. 10 W
B. 5 W
C. 25 W
D. 15 W
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NEC 2017 Journeyman Prep EXAM
COMPREHENSIVE QUESTIONS WITH MULTIPLE
CHOICES |VERIFIED & REVISED ANSWERS (NEW)
2025
Save
Terms in this set (259)
How many 400 W fixtures 3
could be installed on a 120
V 15amp circuit?
A. 3
B. 5
C. 6
D. 8
Ten 1200 W lightning 43
fixtures are connected on
a 277 V system. How many
amps might the circuit
draw?
A. 23
B. 60
C. 43
D. 54
https://quizlet.com/1057371164/nec-2017-journeyman-prep-exam-comprehensive-questions-with-multiple-choices-verified-revised-answers-new-20… 1/104
,28/06/2025, 08:57 NEC 2017 Journeyman Prep EXAM COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANS…
A toaster is listed as 1560 13
W. When it is plugged into
a 120 V circuit and starts to
make toast, how many
amperes will it draw?
A. 1,440
B. 1,680
C. 13
D. 187,200
You have been asked to 277 V
add a 4200 W lighting
fixture to a 20 amp lighting
circuit. What is the voltage
needed to comply with
the NEC?
A. 120 V
B. 240 V
C. 277 V
D. none of the above
An electric circuit has a 120
resistance of 20 Ohms. The
current is measured to be
6 A. How many volts are
applied to the circuit?
A. 3 1/3
B. 14
C. 26
D. 120
https://quizlet.com/1057371164/nec-2017-journeyman-prep-exam-comprehensive-questions-with-multiple-choices-verified-revised-answers-new-20… 2/104
,28/06/2025, 08:57 NEC 2017 Journeyman Prep EXAM COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANS…
An electric motor is 60
running on 120 V. The
current is measured to be
2 A. How many ohms of
resistance is the motor?
A. 60
B. 118
C. 122
D. 240
An electrical circuit has a
voltage of 50 V and a
resistance of 5 Ohms.
What is the value of
current?
A. 10 A
B. 45 A
C. 55 A
D. 250 A
A series circuit is a circuit Current
that has only one path for
_____ flow.
A. Voltage
B. Current
C. Power
D. Resistance
In a series circuit with two Sum
resistors, the total
resistance is equal to the
_____ of the two resistors.
A. Difference
B. Product over the sum
C. Sum
D. Quotient
https://quizlet.com/1057371164/nec-2017-journeyman-prep-exam-comprehensive-questions-with-multiple-choices-verified-revised-answers-new-20… 3/104
, 28/06/2025, 08:57 NEC 2017 Journeyman Prep EXAM COMPREHENSIVE QUESTIONS WITH MULTIPLE CHOICES |VERIFIED & REVISED ANS…
A series circuit has a total 0.667 A
resistance of 180 Ohms
and an applied voltage of
120 V. What is the current
flow?
A. 300 A
B. 1.5 A
C. 60 A
D. 0.667 A
The two resistors in a 85 V
series circuit have
voltages of 25 V and 60 V.
The applied voltage is _____.
A. 35 V
B. 85 V
C. 25 V
D. 60 V
A series circuit has two 25 W
resistors. The resistors
dissipate 10 W and 15 W.
What is the total power
dissipation of the circuit?
A. 10 W
B. 5 W
C. 25 W
D. 15 W
https://quizlet.com/1057371164/nec-2017-journeyman-prep-exam-comprehensive-questions-with-multiple-choices-verified-revised-answers-new-20… 4/104
