Residential Electrician Practice Exam 3 – electrical systems concepts, wiring methods, and
exam revision material
all single phase 15 or 20 amp branch circuit supplying outlets or devices installed in residential
kitchens or similar room. Shelby protected by a listed arc fault circuit interrupter of the ____
type - correct answer ✔✔combination. article 210.12a
unless listed for the control of other loads, general use dimmer switches shall only be used to
control - correct answer ✔✔permanently installed. incandescent luminaries. article 404.14 e
all 125 volt single phase 15 and 20 amp rated receptacles installed in residential garages shall be
1. protected by a listed Arc fault interrupter 2. provided with ground fault circuit interruptor
protection - correct answer ✔✔2 only. article to 10.8a2 and 210.12 a
in a dwelling unit bedroom, any wall space that is at least ____ or more in width must be
provided with a general use receptacle outlet. - correct answer ✔✔two feet or more article
210.52(A) (2)(1)
a receptacle outlet installed for a gas or electric clothes dryer in the laundry room of a dwelling
unit must be installed within at least _____ of the intended location of the dryer - correct
answer ✔✔6 ft article 210.50c
which of the following list in conductors are required to have overcome protection on a
residential electric service? - correct answer ✔✔ungrounded conductors article 230.90
we're a 40 gallon storage type electric. water heater has a name plate rating of 4500 watts at
240 volts. what is the maximum standard size circuit breaker the NEC permits to protect the
water heater - correct answer ✔✔30 amps article 422.11 E3 table 240.6a
exam revision material
all single phase 15 or 20 amp branch circuit supplying outlets or devices installed in residential
kitchens or similar room. Shelby protected by a listed arc fault circuit interrupter of the ____
type - correct answer ✔✔combination. article 210.12a
unless listed for the control of other loads, general use dimmer switches shall only be used to
control - correct answer ✔✔permanently installed. incandescent luminaries. article 404.14 e
all 125 volt single phase 15 and 20 amp rated receptacles installed in residential garages shall be
1. protected by a listed Arc fault interrupter 2. provided with ground fault circuit interruptor
protection - correct answer ✔✔2 only. article to 10.8a2 and 210.12 a
in a dwelling unit bedroom, any wall space that is at least ____ or more in width must be
provided with a general use receptacle outlet. - correct answer ✔✔two feet or more article
210.52(A) (2)(1)
a receptacle outlet installed for a gas or electric clothes dryer in the laundry room of a dwelling
unit must be installed within at least _____ of the intended location of the dryer - correct
answer ✔✔6 ft article 210.50c
which of the following list in conductors are required to have overcome protection on a
residential electric service? - correct answer ✔✔ungrounded conductors article 230.90
we're a 40 gallon storage type electric. water heater has a name plate rating of 4500 watts at
240 volts. what is the maximum standard size circuit breaker the NEC permits to protect the
water heater - correct answer ✔✔30 amps article 422.11 E3 table 240.6a
