Level 1 Module 11 Residential Electrical Services Exam
2023 Questions and Answers
Which of that following locations at dwelling units require GFCI protection?
a. Receptacles within garages
Which type of cable with a corrugated sheath has a maximum bend raduis of 7
times the cable diameter?
a. Type MC
Which of the following circuits require a minimum of 20A of overcurrent
protection?
c. Residential small appliance branch circuits
According to the NEC, which of the following is required for the small appliance
loads in each kitchen area?
a. Two 120V, 20A small appliance branch circuits
According to NEC Section 220.53, loads for which of the following appliances
shall be permissible to apply a demand factor of 75%?
B. Fixed appliances
The NEC allows the load calculation for the ground neutral conductor supplying
electric ranges and dryers to have a demand factor of ______.
b. 70%
Which of the following is required to carry the lighting load for the residence in
the figure above?
c. Two 15A circuits
How many square feet of livable space are in the home in figure above?
d. 1,200
Which of the following is the minimum NEC lighting load requirement for the
home in the figure above?
c. 3,600VA
Which of the following is an NEC-approved grounding electrode?
a. Metal underground water pipe in direct contact with the earth for 10 feet
The minimum clearance of service drop conductors over a residential driveway is
reduced to 12 feet when the voltage is limited to ________.
c. 300V to ground
The section of the NEC that lists the requirements for installing service
disconnecting means is ______.
d. NEC Section 230.70
Romex is a trade name for _____.
b. Type NM cable
Cables routed through bored holes in framing members must maintain a distance
from the nearest edge of not less than ______.
c. 1-1/4 inches
Which of the following must be supported at intervals of 6 feet or less?
c. Type MC cable
Which of the following will detect a current imbalance as low as 4 miliamps?
a. A GFCI sensor
2023 Questions and Answers
Which of that following locations at dwelling units require GFCI protection?
a. Receptacles within garages
Which type of cable with a corrugated sheath has a maximum bend raduis of 7
times the cable diameter?
a. Type MC
Which of the following circuits require a minimum of 20A of overcurrent
protection?
c. Residential small appliance branch circuits
According to the NEC, which of the following is required for the small appliance
loads in each kitchen area?
a. Two 120V, 20A small appliance branch circuits
According to NEC Section 220.53, loads for which of the following appliances
shall be permissible to apply a demand factor of 75%?
B. Fixed appliances
The NEC allows the load calculation for the ground neutral conductor supplying
electric ranges and dryers to have a demand factor of ______.
b. 70%
Which of the following is required to carry the lighting load for the residence in
the figure above?
c. Two 15A circuits
How many square feet of livable space are in the home in figure above?
d. 1,200
Which of the following is the minimum NEC lighting load requirement for the
home in the figure above?
c. 3,600VA
Which of the following is an NEC-approved grounding electrode?
a. Metal underground water pipe in direct contact with the earth for 10 feet
The minimum clearance of service drop conductors over a residential driveway is
reduced to 12 feet when the voltage is limited to ________.
c. 300V to ground
The section of the NEC that lists the requirements for installing service
disconnecting means is ______.
d. NEC Section 230.70
Romex is a trade name for _____.
b. Type NM cable
Cables routed through bored holes in framing members must maintain a distance
from the nearest edge of not less than ______.
c. 1-1/4 inches
Which of the following must be supported at intervals of 6 feet or less?
c. Type MC cable
Which of the following will detect a current imbalance as low as 4 miliamps?
a. A GFCI sensor
