BUILDING UTILITIES
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1. In power distribution, a group of electric conductors Panel Board
which originate at a main distribution center and sup-
ply one or more secondary distributions, and or more
branch-circuit distribution centers, or a combination
of these
2. What is the rod used for caulking oakum? Yarning iron
3. Since acoustics is the branch of physics what does it All of the Above
dealt with?
1. Production 2. Control 3. Transmission 4. Reception
5. Effects Of Sound
4. Which of the following is a fitting threaded outside Nipple
used to connect pipes/fittings?
5. Which control valve are used to shut off the water Curb Cock
supply to a building in case of an emergency, and it
is installed at a water service pipe and operated by
means of a long key inserted through a curb box?
6. How much is the minimum size of floor drain? 50mm
7. Which of the following pipe conveys the discharge of Soil Pipe
water closets or fixtures having similar functions with
or without the discharges from other fixtures?
8. How many fixtures is the maximum capacity of grease 4 fixtures
trap?
9. Which of the following is an electric conductor con- Cable wire
sisting of a group of smaller-diameter conductor
strands twisted together?
10. Which type of bath consists of a water closet, lavatory, Full bath
shower stall, and bath tub?
11. Pipe contain liquid waste only Waste pipe
12. Elevator
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Which of the following is a hoisting and lowering
mechanism with a car or platform which move in
guides in a vertical direction?
13. Which type of pump are used to eject sewage or liquid Sump Pump
waste?
14. Which is the ideal diameter size of a sewage pipe for 3"
water closet?
15. Which of the following is a repetition of sound, with Echo
magnitude and delay?
16. Which type of pump are used to eject water from the Sump Pump
lowest portion of the building?
17. It converts 220/240v. to 110/120v. Step-down trans-
former
18. How much is the minimum slope of horizontal pipes? 2%
19. Which ceiling materials are best when acoustics is to Gypsum
be considered?
20. Which type of device functions as switch, breaks a Breaker
circuit with an automatic tripping device?
21. Which of the following is a facility that receives waste- Sewage treatment
water from domestic sources and removes materials plant
that damage water quality and threaten public health
and safety when discharges into flowing bodies of
water?
22. Which of the following is a material that prevent elec- Insulators
trode flow?
23. Which of the following refers to a system of pipes Vent System
supplying a flow of air to or from a drainage system
or providing a circulation of air within the system to
protect trap seals from siphonage and back pressure?
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24. Which of the following is a circular raceways used to Conduits
enclose wired and cables?
25. Which of the following well are used when it will not Bored Wells
cave in and the earth to be bored is boulder free?
26. Which of the following is a vertical opening for pipe Chase
stacks and risers?
27. Which pump should be used for transferring water Jockey
from the fire reserve towards the sprinklers and stand-
pipe?
28. Which type of pipe are coated with zinc to increase Gi pipe
resistance to corrosion?
29. Which of the following is a unit of an electrical system Device
which is intended to carry but not utilize electric ener-
gy?
30. Which of the following is concrete vault intended to Catch basin
receive water from gutter and at the same time, drain
the adjacent spaces?
31. Which of the following is any vertical pipe intended for Stack
waste water?
32. How much is the minimum size of floor drain cover? 4" x 4"
33. Which lighting fixture below has a filament and sealed Incandescent
with tungsten and halogen?
34. Which of the following refers to the minimum sound Threshold of pain
pressure level of sound which stimulates the ear to
the point at which discomfort gives way to definite
pain?
35. At which rate does an acoustic energy radiate, usually Sound Power
measured in watts?
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36. Which type of communication system would you use PABX
for an office plan that has a supervisor's office, work
stations, clerical table and etc.?
37. Which type of water is advisable for human consump- Potable water
tion?
38. Which of the following resists the flow of electricity? Insulator
39. If a wavelength is the distance between correspond- Cycle
ing points of two consecutive waves, what is a com-
plete wavelength?
40. Which of the following is the sediment that settles out Sludge
of sewage, forming a semi-solid mass on the bottom
of a septic tank?
41. Which of the following is a natural or manmade struc- Reservoir
ture for storing, regulating, and controlling water?
42. Which of the following is a toilet bowl in which the Siphon Jet
flushing water enters through the rim and siphoning
action initiated by a water jet draws the contents of
the bowl through the trap way?
43. Which of the following pipe is with an ovoid section Pb pipe
and are commonly used on service pipes to throttle
pressure?
44. Which of the following is a unit of measurement for Decibel
sound pressure level, sound intensity level or sound
power level?
45. Which circuit when divided into two or more branches Parallel
transmit part of the current by each branch, and the
conductor of each branch will be taken separately?
46. Which of the following is an individual vent for a Back Vent
plumbing fixtures located at the downstream of a
trap?
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47. What do you call the holes on junction boxes and pull Knockout
boxes to allow conduits service different locations?
48. Which of the following are used to prevent odor from P-trap
emanating fixture drains?
49. Which of the following water is in contact with the Surface run-off
ground? water
50. Which of the following is a concrete vault designed to Sump pit
retain surface runoff water on basements and pumps
it to the house drain as it reaches a certain level?
51. Which of the following refers to two or more similar Battery of fixtures
adjacent fixtures with discharge into a common hori-
zontal or soil branch?
52. Which of the following is the generic term for waste Sewage
water?
53. Which type of water contains fecal matter, urine, and Black water
other contaminants which is also known as sewage?
54. Which of the following is a lighting fixture that is Fluorescent
sealed in a cylindrical glass tube with argon or mer-
cury vapors?
55. Which type of transformer converts 110/120v to Step-up trans-
220/240v? former
56. How much is the ampacity of a 6w multipoint heater? 30 amp
57. If the signal is weak what should you recommend to Amplifier
boost the signal?
58. Which of the following valve prevents backflow of Check valve
water?
59. Which of the following is the prolonging of sound? Reverberation
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60. Which part of the septic tank where digestion of Digestive chamber
sludge occurs?
61. Which of the following is a form of energy generated Electricity
by friction, induction, or chemical change?
62. What are the pathogenic bacterial that can survive in E. Coli
natural water without protection in particular matter
of other physical protection long enough to transmit
disease to human beings?
63. Which of the following is a unit of measure of sound Sabin
absorption?
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