#200.
Which is a box with a blank cover is inserted in one or more runs of raceway to facilitate pulling
of the conductors?
A
Pull box
B
Junction box
C
Terminal box
D
Blank box
Answer: Pull box
#201.
Which is a box with a blank cover for joining runs of conduits and providing space for connection
and branching of enclosed conductors?
A
Junction box
B
Blank box
C
Terminal box
D
Pull box
Answer: Junction box
#202.
The minimum size of wire used in electrical wiring is the no.14 AWG. Under the SI standard,
what is the diameter of this wire?
A
1.6 mm
B
1.2 mm
C
1.5 mm
D
2.0 mm
Answer: 1.6 mm
#203.
A thin-walled steel raceway of circularwith a corrosion-resistant coating for protection of wires or
cable is ________
A
electrical metallic tubing
B
metal moulding
C
flexible metal pipe
D
rigid metal conduit
Answer: electrical metallic tubing
#204.
Armored cable is commercially known as ________.
A
BX cable
B
flat cable
C
metallic cable
D
duplex cable
Answer: BX cable
#205.
Which type of cable is fabricated assembly of insulated conductors enclosed in a flexible metal
sheath?
A
Armored cable
B
Underground cable
C
Flat cable
D
Flexible cable
Answer: Armored cable
#206.
Flat cable assembly shall be installed for ________.
I. concealed work only
II. exposed work only
A
I only
B
II only
C
both
D
Not Possible
Answer: II only
#207.
An assembly of two pieces of insulating material provided with grooves for holding one or more
conductors at a definite spacing from the surface wired over and from each other, and with holes
for fastening in position is called:
A
cleat
B
spool insulator
C
strain insulator
D
split knob
Answer: cleat
#208.
Which is a wiring method that uses knobs, tubes, and flexible non-metallic tubing for the
protection and support of single insulated conductors concealed in hollow spaces of walls and
ceilings of buildings?
A
Open wiring with knob and tubes
B
Open wiring on insulators
C
Concealed knob and tube wiring
D
Knob and tube wiring
Answer: Concealed knob and tube wiring
#209.
Which term refers to that switch or outlet body that is embedded or hidden in the wall?
A
Open type
B
Concealed type
C
Flush type
D
Surface type
Answer: Flush type
#210.
The use of surface non-metallic raceway is not permitted in all the following, EXCEPT:
A
where voltage is over 300 V
B
where subject to severe physical damage
C
dry locations
D
where concealed
Answer: dry locations
#211.
When the entire switch or outlet body is visible and extends beyond the wall surface, the device
is said to be ________.
A
Flush type
B
Wall type
C
Open type
D
Surface type
Answer: Surface type
#212.
Which term is used when two conductors are embedded in one solid mass of rubber insulation?
A
duplex
B
stranded
C
three in one
D
two in one
Answer: duplex
#213.
What type of socket is used for outdoor or wet location in wiring installation?
A
Waterproof socket
B
Weatherproof socket
C
Outdoor socket
D
Special purpose socket
Answer: Weatherproof socket
#214.
What is the smallest size of wire permitted by the Code to be used in wiring installation?
A
2.0 mm
B
3.5 mm squared
C
2.0 mm squared
D
1.25 mm squared
Answer: 2.0 mm squared
#215.
Which one of the following uses is permitted by the Code to be used for surface non-metallic
raceway?
A
where voltage is over 300 V
B
where subject to severe physical damage
C
dry locations
D
where concealed
Answer: dry locations
#216.
Service entrance using copper conductors shall have sufficient capacity and shall not be smaller
than ________.
A
8.0 mm squared
B
14 mm squared
C
3.5 mm sq
D
5.5 mm squared
Answer: 8.0 mm squared
#217.
If two identical lamps give normal light when connected in parallel in a 230v line are
reconnected in series in the same line, the bulb will ________.
A
give more light
B
give less light
C
blows out
D
not light
Answer: give less light
#218.
When flexible metal conduit is installed as a fixed raceway, it shall be secured within ________
on each side of every outlet box.
A
150 mm
B
250 mm
C
100 mm
D
300 mm
Answer: 300 mm
#219.
A short circuit can be detected by using ________.