Colorado Journeyman practice test 1
"A __________ will be installed where cables emerge from raceway used for mechanical
guide or safety according with 300.15(C)."
760.Three(K) - ANS-Bushing
"A device that offers a method for connecting bonding conductors for communique systems
to the grounding electrode system," is called _____________.
Article one hundred-I - ANS-Intersystem bonding termination
"A unit of an electrical device that consists of or controls electric energy as its precept
feature," is the definition of a _____________.
Article one hundred element I - ANS-Device
"Connected to the ground or to a conductive body that extends the floor connection." is
considered to be _____________.
Article a hundred-I - ANS-Grounded
"Power manufacturing, distribution, and usage equipment and centers, inclusive of electric
powered software structures that supply electric powered strength to the related hundreds,
which are outside to and no longer controlled by an interactive gadget," is called
_____________.
Article a hundred-I - ANS-Electric strength production and distribution community
"The conductive course(s) that gives a ground-fault cutting-edge course and connects
typically non-modern-carrying metal elements of the device together and to the device
grounded conductor or to the grounding electrode conductor or each," is referred to as a
__________.
Article one hundred - ANS-Equipment Grounding Conductor
"The finest root-imply-square difference of capability between any two conductors of the
circuit concerned" is the __________.
Article a hundred-I - ANS-Voltage.
A hundred ft of PVC conduit set up above grade outdoors wherein there is a iciness
temperature of -10 F and a summer temperature of a hundred and ten F could have a
alternate in duration of __________ inches.
Three hundred.7(B) & 352.Forty four - ANS-four.87 inches
A "park trailer" is defined as "a unit built on a single chassis set up on wheels and has a
gross trailer place no longer exceeding __________ sq. Feet. In set up mode."
552.2 - ANS-400 sq. Feet.
, A 1,six hundred sq. Feet. Dwelling unit contains 74 receptacle retailers which includes 14
receptacles inside the kitchen, laundry and dining regions. Using the usual calculation,
what's the computed feeder load for lighting, receptacle, small appliance and laundry
masses in volt-amperes for this residing?
Article 220 - ANS-five,205 volt-amperes
A 10kVA, single-phase, 480/240-volt transformer is set up with the secondary connected
240-volt, two-wire. There is not any overcurrent tool at the secondary facet. What is the
minimal length approved by using Code for the secondary conductors if the number one is
blanketed with a 30 amperes circuit breaker?
240.Four - ANS-60 amperes
A a hundred and fifteen-volt, unmarried-section, 3 HP motor has a nameplate modern-day
rating of 36.5 amperes. What is the minimal ampacity accredited via Code for the
department-circuit conductors?
430.22 - ANS-42.5 amperes
A 120-volt circuit is established to provide energy to the pump for an LP-Gas filling station
located at a gasoline shelling out provider station. The LP-Gas might be allotted into portable
tanks as utilized in fish fry grills. Which of the following great describes Code necessities for
the disconnecting approach for this circuit?
514.11 - ANS-The disconnect have to additionally disconnect the grounded conductor.
A 120/240-volt, unmarried-phase, 200-ampere provider is installed in a building. The service
conductors make bigger into a steel wireway and are then tapped to supply two fundamental
disconnecting method every rated a hundred amperes. Which of the subsequent satisfactory
describes Code requirements for the un-spliced main bonding jumper connection from the
gadget-grounding conductor to the carrier system enclosure?
250.24(B) - ANS-The jumper need to be related to each of the disconnects.
A a hundred twenty five-volt, 20-ampere, unmarried=outlet kind, wall receptacle is to be set
up within the rest room of a drug save. Which of the subsequent excellent describes Code
requirements for the installation of this receptacle?
210.Eight(B)(1) - ANS-It ought to have GFCI protection.
A 240/one hundred twenty-volt 3-wire feeder is to be hooked up underground from a living
unit to a indifferent storage at the identical assets. The feeder can be fed from a 90- ampere
circuit breaker in the living unit panelboard and mounted in inflexible PVC conduit to the
storage. Which of the subsequent satisfactory describes Code necessities for installation of
this feeder?
225.31 - ANS-It ought to terminate in now not extra than sex disconnecting approach.
A bonding bar near the service equipment enclosure, meter enclosure or raceway for carrier
conductors for intersystem bonding will be connected to the gadget grounding conductors in
the provider device enclosure with a minimum __________.
250.Ninety two & 250.Ninety four - ANS-6 AWG copper conductor
"A __________ will be installed where cables emerge from raceway used for mechanical
guide or safety according with 300.15(C)."
760.Three(K) - ANS-Bushing
"A device that offers a method for connecting bonding conductors for communique systems
to the grounding electrode system," is called _____________.
Article one hundred-I - ANS-Intersystem bonding termination
"A unit of an electrical device that consists of or controls electric energy as its precept
feature," is the definition of a _____________.
Article one hundred element I - ANS-Device
"Connected to the ground or to a conductive body that extends the floor connection." is
considered to be _____________.
Article a hundred-I - ANS-Grounded
"Power manufacturing, distribution, and usage equipment and centers, inclusive of electric
powered software structures that supply electric powered strength to the related hundreds,
which are outside to and no longer controlled by an interactive gadget," is called
_____________.
Article a hundred-I - ANS-Electric strength production and distribution community
"The conductive course(s) that gives a ground-fault cutting-edge course and connects
typically non-modern-carrying metal elements of the device together and to the device
grounded conductor or to the grounding electrode conductor or each," is referred to as a
__________.
Article one hundred - ANS-Equipment Grounding Conductor
"The finest root-imply-square difference of capability between any two conductors of the
circuit concerned" is the __________.
Article a hundred-I - ANS-Voltage.
A hundred ft of PVC conduit set up above grade outdoors wherein there is a iciness
temperature of -10 F and a summer temperature of a hundred and ten F could have a
alternate in duration of __________ inches.
Three hundred.7(B) & 352.Forty four - ANS-four.87 inches
A "park trailer" is defined as "a unit built on a single chassis set up on wheels and has a
gross trailer place no longer exceeding __________ sq. Feet. In set up mode."
552.2 - ANS-400 sq. Feet.
, A 1,six hundred sq. Feet. Dwelling unit contains 74 receptacle retailers which includes 14
receptacles inside the kitchen, laundry and dining regions. Using the usual calculation,
what's the computed feeder load for lighting, receptacle, small appliance and laundry
masses in volt-amperes for this residing?
Article 220 - ANS-five,205 volt-amperes
A 10kVA, single-phase, 480/240-volt transformer is set up with the secondary connected
240-volt, two-wire. There is not any overcurrent tool at the secondary facet. What is the
minimal length approved by using Code for the secondary conductors if the number one is
blanketed with a 30 amperes circuit breaker?
240.Four - ANS-60 amperes
A a hundred and fifteen-volt, unmarried-section, 3 HP motor has a nameplate modern-day
rating of 36.5 amperes. What is the minimal ampacity accredited via Code for the
department-circuit conductors?
430.22 - ANS-42.5 amperes
A 120-volt circuit is established to provide energy to the pump for an LP-Gas filling station
located at a gasoline shelling out provider station. The LP-Gas might be allotted into portable
tanks as utilized in fish fry grills. Which of the following great describes Code necessities for
the disconnecting approach for this circuit?
514.11 - ANS-The disconnect have to additionally disconnect the grounded conductor.
A 120/240-volt, unmarried-phase, 200-ampere provider is installed in a building. The service
conductors make bigger into a steel wireway and are then tapped to supply two fundamental
disconnecting method every rated a hundred amperes. Which of the subsequent satisfactory
describes Code requirements for the un-spliced main bonding jumper connection from the
gadget-grounding conductor to the carrier system enclosure?
250.24(B) - ANS-The jumper need to be related to each of the disconnects.
A a hundred twenty five-volt, 20-ampere, unmarried=outlet kind, wall receptacle is to be set
up within the rest room of a drug save. Which of the subsequent excellent describes Code
requirements for the installation of this receptacle?
210.Eight(B)(1) - ANS-It ought to have GFCI protection.
A 240/one hundred twenty-volt 3-wire feeder is to be hooked up underground from a living
unit to a indifferent storage at the identical assets. The feeder can be fed from a 90- ampere
circuit breaker in the living unit panelboard and mounted in inflexible PVC conduit to the
storage. Which of the subsequent satisfactory describes Code necessities for installation of
this feeder?
225.31 - ANS-It ought to terminate in now not extra than sex disconnecting approach.
A bonding bar near the service equipment enclosure, meter enclosure or raceway for carrier
conductors for intersystem bonding will be connected to the gadget grounding conductors in
the provider device enclosure with a minimum __________.
250.Ninety two & 250.Ninety four - ANS-6 AWG copper conductor
