Residential Electrical Services Quizzes With 100% Correct
Answers. Graded A+
An example of a location in a dwelling where a receptacle must have a 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
3000va
According to the NEC, the small appliance loads in each kitchen area of a
dwelling must be served by at least
Two 120V, 20A small appliance branch circuits
The NEC article that provides the rules for demand factors is
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%
Which of the following must never be used as a grounding electrode?
underground gas piping and aluminum
The minimum clearance of service drop conductors over a residential driveway is
reduced to 12' (3.7m) when the voltage is limited to
300 volts
The NEC article that lists the requirements for installing a service disconnect is
Article 230
Romex is another name for
Type NM cable
Cables routed through bored holes in framing members must maintain a distance
from the nearest edge of not less than
1-1/4 inches
A current imbalance as low as 4 milliamps may be detected by a(n)
GFCI breaker or outlet
A switch used to control one or more lamps from two different locations is called
a(n)
Three-way switch
The main bonding jumper is located at the
Electrical Service
The NEC article that covers the installation of pools and spas is
Article 680
A GFCI sensor will trip when the
current in the neutral load is less than the current in the hot load.
Listed FMC may be used as an equipment grounding conductor if the circuit
conductors are protected by overcurrent devices rated at
20 amps or less
Answers. Graded A+
An example of a location in a dwelling where a receptacle must have a 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
3000va
According to the NEC, the small appliance loads in each kitchen area of a
dwelling must be served by at least
Two 120V, 20A small appliance branch circuits
The NEC article that provides the rules for demand factors is
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%
Which of the following must never be used as a grounding electrode?
underground gas piping and aluminum
The minimum clearance of service drop conductors over a residential driveway is
reduced to 12' (3.7m) when the voltage is limited to
300 volts
The NEC article that lists the requirements for installing a service disconnect is
Article 230
Romex is another name for
Type NM cable
Cables routed through bored holes in framing members must maintain a distance
from the nearest edge of not less than
1-1/4 inches
A current imbalance as low as 4 milliamps may be detected by a(n)
GFCI breaker or outlet
A switch used to control one or more lamps from two different locations is called
a(n)
Three-way switch
The main bonding jumper is located at the
Electrical Service
The NEC article that covers the installation of pools and spas is
Article 680
A GFCI sensor will trip when the
current in the neutral load is less than the current in the hot load.
Listed FMC may be used as an equipment grounding conductor if the circuit
conductors are protected by overcurrent devices rated at
20 amps or less
