Building Utilities Architecture Quiz! Exam
- 1.Conveys stormwater and terminates into natural drainages such as lakes or rivers.
- A.
Storm sewer
- B.
Main sewer
- C.
Distribution sewer
- D.
Canals
- 2.A machine that converts mechanical energy into electrical energy, a generator of alternating current.
- A.
Thermostat
- B.
Generator
- C.
Alternator
- D.
Motor
- 3.Freon in air-con must be compressed and liquefied in order to absorb ___.
- A.
Heat
- B.
Moisture
- C.
Air
- D.
Water
- 4.The standard size of a wet standpipe outlet for each floor.
- A.
2"
- B.
1 1/4"
- C.
1 1/2"
- D.
1"
- 5.A type of pipe fitting for a Yoke Vent.
- A.
1/4 bend
- B.
1/8 bend
- C.
Wye
- D.
Cross tee
- 6.The minimum size of trap or branch for a bidet.
- A.
3/8"
- B.
1 1/2"
- C.
1"
- D.
1/2"
- 7.A term applied to the interconnection of the same fixtures in one soil or waste branch with one branch vent.
- A.
Union
- B.
Battery of fixtures
- C.
Connection of fixtures
- D.
Series
- 8.A single vent that ventilates multiple traps in the case of a back to back vent.
- A.
Relief vent
- B.
Common vent
- C.
Loop vent
- D.
Circuit vent
- 9.The minimum size of a standpipe for a building in which the highest outlet is 23 meters or less from the fire service connection.
- A.
4"
- B.
3"
- C.
2"
- D.
1"
- 10.The minimum size of a wet standpipe for a riser of more than 15 meters from the source.
- A.
1"
- B.
2"
- C.
3"
- D.
4"
- 11.Single lever valves used in the kitchen sink and lavatory faucets or at shower valves work by the principle of a ___.
- A.
Ball valve
- B.
Gate valve
- C.
Angular valve
- D.
Check valve
- 12.Minimum height of a branch vent above the fixture it is venting.
- A.
5"
- B.
6"
- C.
2"
- D.
4"
- 13.Treats hard water.
- A.
Perlite
- B.
Vermiculite
- C.
Zeolite
- D.
Granite
- 14.Minimum wire size in square millimeter for a branch circuit with a 30-ampere rating using Type THW stranded copper conductor in a raceway.
- A.
1.5 sqmm
- B.
2 sqmm
- C.
4.5 sqmm
- D.
5.5 sqmm
- 15.Standard frequency of power supplied by the local power utility company like Meralco.
- A.
50 cycles
- B.
60 cycles
- C.
40 cycles
- D.
30 cycles
- 16.The overhead service conductors from the last pole or other aerial support to and including splices, if any, connecting to the service entrance conductors at the building.
- A.
Service drop
- B.
Service cap
- C.
Service entrance
- D.
Service conductor
- 17.Unit of loudness level.
- A.
Sabin
- B.
Phon
- C.
Farad
- D.
Watts
- 18.Distance sound travels during each cycle of vibration.
- A.
Wavelength
- B.
Sound absorption
- C.
Frequency
- D.
Nota
- 19.The process of dissipating sound energy by converting it to heat.
- A.
Soundwave
- B.
Wavelength
- C.
Sound absorption
- D.
Appurtenance
- 20.The reduction in the intensity or in the sound pressure level of sound is transmitted from one point to another.
- A.
Sabin
- B.
Sound attenuation
- C.
Wavelength
- D.
Farad
- 21.Unit of sound absorption equivalent to 1 square foot of perfectly absorptive material.
- A.
Phon
- B.
Watt
- C.
Farad
- D.
Sabin
- 22.Acoustical phenomenon which causes sound wave to be bent or scattered around.
- A.
Diffusion
- B.
Acoustical diffraction
- C.
Absorption
- D.
Sound wave
- 23.Minimum sound pressure level that is capable of being detected by the human ear.
- A.
Threshold of inaudibility
- B.
Threshold of pain
- C.
Threshold of audibility
- D.
Nota
- 24.Fluctuation in pressure, a particle displacement in an elastic medium.
- A.
Sound
- B.
Wavelength
- C.
Phon
- D.
Tune
- 25.Sound sensation in a single frequency.
- A.
Wave tone
- B.
Sine tone
- C.
Pure tone
- D.
Nota
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