問題一覧
1
All water supply, drainage, venting system and all fixtures and their traps complete with their connection is?
Sanitary system
2
The force requires to move water inside the pipe is called?
pressure
3
A pipe from the street water main to the building served is?
service pipe
4
This is a portion of the rain water which has percolated into the earth to form underground deposits.
seepage
5
A pipe between the water meter to the fixture
distribution pipe
6
A device scientifically designed to prevent the backflow of gases into the fixtures
trap
7
A controlled outlet on a pipeline used to discharge water?
gate valve
8
A valve installed alongside the water meter and on branch lines to shut off the entire system.
shutoff valve
9
A pipe fitting to change in one single direction (course) of the flowing of the water.
elbow
10
A fitting used to connect a branch pipe into a staight run of piping at 45 deg. angle. Available with end connection that are of the same size or with various combinations or reduced pipe sizes in any direction.
wye
11
This is a receptacle or vault used to collect organic wastes discharge from the house sewer?
septic tank
12
Sizes of vertical and horizontal drainage pipe shall be determined from?
total fixture unit
13
This type of drain receives the discharges of sanitary as well as storm wastes?
combined drain
14
A portion of the drainage installation which maintains a balanced atmospheric pressure inside the pipes?
ventilation
15
A a pipe on the fixture side of the trap through which vapor or foul air is removed from a room fixture
vent
16
A hose fitting with clapper valves fro combining the flow from two or more lines of hose into single stream. The inlet fitting of fire standpipe located above ground level.
siamese connection
17
A system in which a sprinkler heads are attached to pipes containing pressurized water
pre action
18
Person who handled incident that require extricating trapped people from fallen structure and other situation
firefighter
19
A term used in fire suppression system, which refers to an operation of the system without human intervention when fire occurs.
automatic
20
An active fire protection measure and a source of water to enable fire fighters to tap into the municipal water supply to assist in extinguishing fire.
fire plug
21
A receptacle in which liquid are retained for a sufficient period of time to allow settlement material to deposit
catch basin
22
Where are the storm sewer usually placed?
Under the side walk on narrow road and under the road on wide road
23
What is the smallest gutter size?
24”
24
Minimum slope of horizontal pipes?
2%
25
What is not a rule of thumb in designing drainage?
As much as possible, pipes must run in a straight line
26
A device designed to open and close a circuit by non automatic means and to open the circuit automatically on a predetermined over current without damage ti itself when properly applied within its rating.
circuit breaker
27
A physical entity associated with the atomic structure of matter that occurs in polar forms (positive and negative) and that are separate by expenditure of energy.
electricity
28
A protective device with a fusible element that opens the circuit by melting when subjected to excessive current.
fuse
29
The unit of electrical power, equal to the product of 1 volt and i ampere in DC values, or in rms AC values.
watt
30
A piece of apparatus or device for making, breaking or changing the connection in an electrical current in the circuit.
switch
31
Part of an electric elevator which serves as a load carrying unit of an elevator including its platform, frame and enclosure.
car
32
Which of the following is not considered in elevator selection.
none of the above
33
A vertical passageway for the car and counterweight.
shaft
34
A type of fire alarm system usually designed to produce four rounds of signals to identify the location of fire or the initiating device.
coded system
35
A machine for drawing refrigerant from the evaporator at a relatively low pressure, compresses it and then discharges it to the condenser.
compressor
36
The ratio of the weight of the water vapor actually in humid air to the maximum possible weight of water vapor that the air could contain at the same temperature.
relative humidity
37
It is the bending of waves when they enter a medium where their speed
refraction
38
It is the bending of waves around small obstacles and the spreading out
defraction
39
It the build-up of sound within the room, resulted from repeated sound
reverberation
40
Which of the following guidelines does not apply in eliminating reflection of sounds.
Reflective surfaces should be placed for rear walls in auditorium
41
Considering the directionality of speech, the maximum sidewall-splay for a fan shaped-room is.
60 deg
42
The efficacy of fluorescent lamp depends on operating current and the phosphors utilized. The most efficient of which are
warm white lamps
43
Lighting in which the luminaries are in general diffuse category but emit little or no light at angles near a horizontal plane drawn through them.
direct indirec lighting
44
The ratio of illumination at a point on a given plane to the illumination on a horizontal plane from the whole of an obstructed sky of assumed or known illuminate distribution, or a measure of the daylight illumination at that point.
daylight factor