Arizona Contractor License CR-67 Questions With
Complete Solutions
_____ occurs when there are two points in the circuit
accidentally coming in contact. Correct Answers Short circuit
______ are limited energy cables suitable to be installed in
vertical riser shafts without conduit. Correct Answers FPLR
______ refers to any enclosed wiring method. Correct Answers
Raceway
______ sideways are preferred when there is a need to, within
the raceway, make terminations splices, or taps to several
devices. Correct Answers Metal
_______ are limited energy cables suitable to be installed in
environmental air plenum spaces without conduit. Correct
Answers FPLP
_______ refers to the max output current under any
noncapacitive load and with overcurrent protection skipped.
Correct Answers Imax
________ is what serves as the demarcation point for voice,
data, video ....etc. Correct Answers Intermediate Distribution
Frame (IDF)
________ refers to the max volts - ampere output after a single
minute of operation disregarding load and overcurrent
protection. Correct Answers VAmax
,A _______ is unintentional mess up. Correct Answers Ground
Fault
A _________ is the area of demarcation between intra -building
and inter- building cabling. Correct Answers Main Distribution
Frame (MDF)
A bonding jumper at least _____ AWG copper in size should be
used to connect the network - powered broadband
communications system grounding electrode with there power
grounding electrode system. Correct Answers 6 AWG
A bonding jumper at least ______ AWG copper in size should
be used to connect the network -powered broadband
communications system grounding electrode with the power
grounding electrode system. Correct Answers 6 AWG
A cable that is fire resistant should exhibit a max flame spread
distance of no more than _____ feet. Correct Answers 5 feet
A cable that is low smoke-producing should exhibit a max peak
optical density of no more than? Correct Answers 0.5
A Class ____ enclosure must be strong enough to contain an
explosion within. Correct Answers Class 1
A class _____ Circuit stays between the load side of a Class 2
power source and a connected equipment. Correct Answers 2
Circuit
, A Class ______ circuit permits higher voltage than a class 2
circuit. Correct Answers 3 circuit
A class ______ circuits always considers safety from a fire
initiation standpoint. Correct Answers 2 circuits
A Class _____, Division _____ Location is one with
combustible dust not normally in the air in quantities sufficient
to produce explosive or ignitable mixtures and dust
accumulation are normally insufficient to interfere with the
normal operation of electrical equipment or other apparatus.
Correct Answers Class 2, Division 2
A Class ____, Division _____ Location is one with ignitable
concentrations of flammable gases or vapors exist under normal
operating conditions; that ignitable concentrations of such gases
or vapors may exist frequently because of repair or maintenance
operations or because of leakage. Correct Answers Class 1,
Division 1
A Class 1 Circuit stays between? Correct Answers The load
side of the overcurrent device and the connected equipment.
A Class 2 Circuit can have a max voltage of (choose all that
apply). Correct Answers 20V, 5A for a total of less than
100VA; 21V to 30V, 3.3A for a total of less than 100VA; or
31V 150V, .005A for a total of less than 0.5VA.
A Class 3 circuit always considers safety from a fire initiation
standpoint Correct Answers True
Complete Solutions
_____ occurs when there are two points in the circuit
accidentally coming in contact. Correct Answers Short circuit
______ are limited energy cables suitable to be installed in
vertical riser shafts without conduit. Correct Answers FPLR
______ refers to any enclosed wiring method. Correct Answers
Raceway
______ sideways are preferred when there is a need to, within
the raceway, make terminations splices, or taps to several
devices. Correct Answers Metal
_______ are limited energy cables suitable to be installed in
environmental air plenum spaces without conduit. Correct
Answers FPLP
_______ refers to the max output current under any
noncapacitive load and with overcurrent protection skipped.
Correct Answers Imax
________ is what serves as the demarcation point for voice,
data, video ....etc. Correct Answers Intermediate Distribution
Frame (IDF)
________ refers to the max volts - ampere output after a single
minute of operation disregarding load and overcurrent
protection. Correct Answers VAmax
,A _______ is unintentional mess up. Correct Answers Ground
Fault
A _________ is the area of demarcation between intra -building
and inter- building cabling. Correct Answers Main Distribution
Frame (MDF)
A bonding jumper at least _____ AWG copper in size should be
used to connect the network - powered broadband
communications system grounding electrode with there power
grounding electrode system. Correct Answers 6 AWG
A bonding jumper at least ______ AWG copper in size should
be used to connect the network -powered broadband
communications system grounding electrode with the power
grounding electrode system. Correct Answers 6 AWG
A cable that is fire resistant should exhibit a max flame spread
distance of no more than _____ feet. Correct Answers 5 feet
A cable that is low smoke-producing should exhibit a max peak
optical density of no more than? Correct Answers 0.5
A Class ____ enclosure must be strong enough to contain an
explosion within. Correct Answers Class 1
A class _____ Circuit stays between the load side of a Class 2
power source and a connected equipment. Correct Answers 2
Circuit
, A Class ______ circuit permits higher voltage than a class 2
circuit. Correct Answers 3 circuit
A class ______ circuits always considers safety from a fire
initiation standpoint. Correct Answers 2 circuits
A Class _____, Division _____ Location is one with
combustible dust not normally in the air in quantities sufficient
to produce explosive or ignitable mixtures and dust
accumulation are normally insufficient to interfere with the
normal operation of electrical equipment or other apparatus.
Correct Answers Class 2, Division 2
A Class ____, Division _____ Location is one with ignitable
concentrations of flammable gases or vapors exist under normal
operating conditions; that ignitable concentrations of such gases
or vapors may exist frequently because of repair or maintenance
operations or because of leakage. Correct Answers Class 1,
Division 1
A Class 1 Circuit stays between? Correct Answers The load
side of the overcurrent device and the connected equipment.
A Class 2 Circuit can have a max voltage of (choose all that
apply). Correct Answers 20V, 5A for a total of less than
100VA; 21V to 30V, 3.3A for a total of less than 100VA; or
31V 150V, .005A for a total of less than 0.5VA.
A Class 3 circuit always considers safety from a fire initiation
standpoint Correct Answers True
