1|Page Grade A+
Residential Wiring Final Exam
Review Questions and Answers
(100% Pass)
A(n) is the circuit conductors between the final overcurrent device
and the outlets.
open circuit
branch circuit
feeder circuit
service conductor
✓ branch circuit
The circuit conductors between the service equipment and the final branch
circuit overcurrent protection device is a(n)
open circuit
branch circuit
feeder circuit
service conductor
✓ feeder circuit
Master01 | October, 2024/2025 | Latest update
, 1|Page Grade A+
When doing service entrance calculations, 1 volt-ampere equals
1 joule
1 watt
1 ohm
1 mil
✓ 1 watt
Which of the following is not permitted to be connected to a small appliance
branch circuit?
Refrigerator
Electric clock
Gas stove
Kitchen lighting fixture
✓ Gas stove
If cables are bundled together for more than 24 inches and the total number
of current carrying conductors exceeds , the ampacity of the
conductors must be derated.
2
3
Master01 | October, 2024/2025 | Latest update
, 1|Page Grade A+
4
5
✓ 3
When doing a standard service entrance calculation, if a residence has 4
fixed appliances, a demand factor of % is applied to the total load of
these appliances
50
75
80
100
✓ 75
When doing a standard service entrance calculation and applying the
demand factor to the total load of the general lighting load, the small
appliance circuits, and the laundry circuit, the first volt-amperes are
computed at 100%
2000
2500
3000
Master01 | October, 2024/2025 | Latest update
, 1|Page Grade A+
4000
✓ 3000
A 200 ampere rated panel is designed and manufactured to accommodate
circuits
30
40
42
any of the above
✓ any of the above
Which of the following loads does not require a grounded circuit conductor?
2 wires, 120V
3 wires, 120/240V
2 wires, 240V
none of the above
✓ 2 wires, 240V
All of the following types of branch circuits are found in residential wiring
except:
Master01 | October, 2024/2025 | Latest update
Residential Wiring Final Exam
Review Questions and Answers
(100% Pass)
A(n) is the circuit conductors between the final overcurrent device
and the outlets.
open circuit
branch circuit
feeder circuit
service conductor
✓ branch circuit
The circuit conductors between the service equipment and the final branch
circuit overcurrent protection device is a(n)
open circuit
branch circuit
feeder circuit
service conductor
✓ feeder circuit
Master01 | October, 2024/2025 | Latest update
, 1|Page Grade A+
When doing service entrance calculations, 1 volt-ampere equals
1 joule
1 watt
1 ohm
1 mil
✓ 1 watt
Which of the following is not permitted to be connected to a small appliance
branch circuit?
Refrigerator
Electric clock
Gas stove
Kitchen lighting fixture
✓ Gas stove
If cables are bundled together for more than 24 inches and the total number
of current carrying conductors exceeds , the ampacity of the
conductors must be derated.
2
3
Master01 | October, 2024/2025 | Latest update
, 1|Page Grade A+
4
5
✓ 3
When doing a standard service entrance calculation, if a residence has 4
fixed appliances, a demand factor of % is applied to the total load of
these appliances
50
75
80
100
✓ 75
When doing a standard service entrance calculation and applying the
demand factor to the total load of the general lighting load, the small
appliance circuits, and the laundry circuit, the first volt-amperes are
computed at 100%
2000
2500
3000
Master01 | October, 2024/2025 | Latest update
, 1|Page Grade A+
4000
✓ 3000
A 200 ampere rated panel is designed and manufactured to accommodate
circuits
30
40
42
any of the above
✓ any of the above
Which of the following loads does not require a grounded circuit conductor?
2 wires, 120V
3 wires, 120/240V
2 wires, 240V
none of the above
✓ 2 wires, 240V
All of the following types of branch circuits are found in residential wiring
except:
Master01 | October, 2024/2025 | Latest update
