Residential Electrical Services Quizzes With
100% Correct Answers.
An example of a location in a dwelling where a receptacle must have GFCI protection is a
garage
A type of cable with a corrugated sheath that has a maximum bend radius of 7 times the cable diameter
is _____.
Type MC
a residence with 1,000 square feet of living space has a general lighting load of _____.
3,000 VA
According to the NEC®, the small appliance loads in each kitchen area of a dwelling must be served by at
least _____.
a. Two 120V, 20A small appliance branch circuits
The NEC® article that provides the rules for demand factors is _____.
NEC Article 220
The NEC® allows the load calculation for the grounded neutral conductor supplying electric ranges and
dryers to have a demand factor of _____.
70%
The square footage of living space in the home in Figure 1 is ____
1200 ft
The NEC® general lighting load for the home in Figure 1 is _____.
3600VA
Applying the correct demand factors, the net general lighting load for the residence in Figure 1 is _____.
3210VA
Which of the following must never be used as a grounding electrode?
a metal undergroud gas piping system
The minimum clearance of service drop conductors over a residential driveway is reduced to 12' (3.7 m)
when the voltage is limited to _____.
300v to ground
The NEC® article that lists the requirements for installing a service disconnect is _____.
NEC article 230
100% Correct Answers.
An example of a location in a dwelling where a receptacle must have GFCI protection is a
garage
A type of cable with a corrugated sheath that has a maximum bend radius of 7 times the cable diameter
is _____.
Type MC
a residence with 1,000 square feet of living space has a general lighting load of _____.
3,000 VA
According to the NEC®, the small appliance loads in each kitchen area of a dwelling must be served by at
least _____.
a. Two 120V, 20A small appliance branch circuits
The NEC® article that provides the rules for demand factors is _____.
NEC Article 220
The NEC® allows the load calculation for the grounded neutral conductor supplying electric ranges and
dryers to have a demand factor of _____.
70%
The square footage of living space in the home in Figure 1 is ____
1200 ft
The NEC® general lighting load for the home in Figure 1 is _____.
3600VA
Applying the correct demand factors, the net general lighting load for the residence in Figure 1 is _____.
3210VA
Which of the following must never be used as a grounding electrode?
a metal undergroud gas piping system
The minimum clearance of service drop conductors over a residential driveway is reduced to 12' (3.7 m)
when the voltage is limited to _____.
300v to ground
The NEC® article that lists the requirements for installing a service disconnect is _____.
NEC article 230
