Building Utilities Exam Final Slide

8/11/2019 Building Utilities Exam Final Slide

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uilding

Utilities

Sani tary and Plumbing


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1.It affects the resistance of aconductor.

a. Lengthb. Area

c. Temperature

d. All of these


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2. A condition characterized asvertically downward directly below

the luminaire. What is that term?a. Lumen

b. Point source

c. Nadird. lambert


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Lumen (lm)- the SI unit of luminousflux, equal to the light emitted in asolid angle of one steradian by a

unifor point source having anintensity of one candela; zonal cavitymethod

Point source- all directions

Lambert (L)- a unit of luminance orbrightness equal to 0.32 candela persquare centimeter.


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3. The water supply pipe provided bythe water utility company where

local individual connection is done.a. Water supply source

b. Water main

c. Water service piped. Building supply pipe

Between water main

and water meter


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4. The term impedance is used intransformers and other devices in

ac is a combination of _______.a. Resistance and reactance

b. Inductance and capacitance

c. Resistivity and conductivityd. None of these


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5. A type of gypsum board available in1 1/2 inches or 5/8 inch thicknessand has improved fire resistance

through the use of fibers mixed withgypsum core.

a. Type x

b. Type cc. Regular

d. Water resistant board


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6. It is also known as electric panel orload center.

a. Convenience outletb. Panelboard

c. Outlet

d. Branch circuit


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7. It is the product of surface area(sq.ft.) and sound absorption

coefficient (SAC). It has the unitsabin.

a. Sound attenuation

b. Sound absorption

c. Sound amplification

d. Noise reduction


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8. A cylindrical conduit or conductor,the wall thickness is sufficient to

receive a standard pipe.a. Conduit

b. Pipe

c. Fittingd. leader


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9. Wallace Clement Sabine, anAmerican physicist who pioneered

work on sound is said to be thefather of ____?

a. Environmental acoustics

b. Room acoustics

c. Architectural acoustics

d. Acoustical science


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10. A loosely lined excavation in the groundwhich receives the discharge of a septictank and designed to permit the effluent

from the septic tank to seep through thebottom and sides of the pit.

a. Privy

b. Drain pit

c. Septic tank

d. cesspool


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11. A factory assembly of one or moreconductors, each individually insulatedand enclosed in a metallic sheath of

interlocking metal tape, or a smoothcorrugated metallic tube.

a. metal clad cable (type MC)

b. Shielded non-metallic sheathed cable

(type SNM)c. Armored cable (type AC)

d. Mineral insulated, metal sheathed cable(type MI)

*p.21 CDEP


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12. It is analogous to pressure in waterflow.

a. Resistanceb. Voltage

c. Current

d. power


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13. When sound impinges on a surfacesuch as walls, floor, ceiling, etc. It is

referred to as _____.a. Liquidborne sound

b. Solidborne sound

c. Airborne soundd. Structureborne sound


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14. The art and science of installing inbuildings the pipes, fixtures andother apparatus for bringing in

water supply and removing waterand waterborne waste.

a. Plumbing system

b.

Sanitary drainage systemc. Drainage system

d. plumbing


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15. Any of a variety of soft floor finishesmade of synthetic materials such asnylon or natural material such as wool. It

is either glued directly to the floor orinstalled over an underlayment of hairfelt or foam rubber. What is it?

a. Panel absorber

b.

Carpetc. Curtain and fabrics

d. Volume resonator


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16. Which of the following is a violation of all theprovisions in the mechanical code on elevatordesign and installation?

a. 30mm is the diameter of hoisting andcounterweight cables

b. 600mm is the depth of elevator pit measuredfrom the bottom of pit to the underside of thecar platform

c. 3 ropes are required for traction type elevatord. 4 ropes are required for drum type elevator

*p.75 cdep2 ropes for drum type

elevator


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17. That part of the drainage system thatextends from the end of the buildingdrain and conveys its discharge to the

public sewer, private sewer, individualsewage disposal system or otherappropriate point of disposal.

a. Building sewer

b. Building drain

c. Building storm drain

d. Building sewage pipe


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18. A branch of acoustics that involvesthe control of noise pollution,

environmental noise, which includemotor vehicles, aircraft noise, etc.

a. Environmental acoustics

b. Musical acoustics

c. Architectural acoustics

d. Psychological acoustics


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19. Alternating current is characterizedas having _____.

a. Positive and negative polarityb. Average value is zero

c. Has frequency

d. All of these


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20. A valve in which the flow of liquid iscontrolled by a rotating drilled ball

that fits tightly against a resilient(flexible) seat in the valve body.

a. Angle valve

b. Check valve

c. Float valve

d. Ball valve


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21. Pyramid is a type of commerciallyproduced acoustical tile. Which ofthe following is not a characteristic

of this material?a. Made of open celled polyurethane

acoustical foam

b.

Available in 2,3, & 4inch thicknessc. Tetrahedral in shape

d. Ideal for audio room application


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22. A vertical length of soil or waste stack atleast 8 feet in height (a storey high),within which the horizontal branches

from one storey or floor of the building orstructure are connected to the stack.

a. Fixture branch

b. Branch drain

c. Branch pipe

d. Branch interval


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23.A pipe connecting upward from a soil orwaste stack below the floor and belowthe horizontal connection to an adjacent

vent stack at a point above the floor andhigher than the highest spill level offixtures for preventing pressure changesin the stack.

a. Vent stack

b. Yoke vent

c. Unit vent

d. Individual vent

Vent to vent


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24. This material is so named in honor of aGerman physicist, consista of a holllowmaterial with a small hole on one side.

This is used to detect individualfrequency of complex acoustic waveconfiguration.

a. Transondent

b. Hermholtz resonator

c. Pyramid

d. Panel absorber


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25. A kind of return bend of small-sizedfaucet, one end of which is about onefoot long and the other end is about

three inches. It is commonly used as afaucet for pantry sink and drinkingfountain. Also the lead connectionbetween the service pipe and the watermain. Also a p-trap.

a. Spigotb. Faucet

c. Tailpiece

d. gooseneck


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26. A continuous belt (chain) attachedto the handrail and directlyconnected to the steps is known as

_____.

a. Endless belt

b. Balustrade assembly

c. Sprocket assembly

d. handrail


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27. What is the minimum distancebetween the handrails ofescalators?

a. 600mm

b. 558mm

c. 658mm

d. 650mm


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28. A watertight receptacle which thedischarge of sanitary plumbing system orpart thereof, designed and constructed to

retain solids, digest organic matterthrough a period of detention and toallow the liquids to discharge into the soiloutside of the tank through a system ofopen jointed subsurface piping or

seepage pit.a. Seepage pit

b. Septic tank

c. Privy vault

d. cesspool


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29. Which material would exhibit thehighest sound absorptioncoefficient (SAC) value?

a. Marble

b. Wood

c. Plastic

d. carpet


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30. A common measure of the probabledischarge into the drainage system byvarious types of plumbing fixtures on the

basis of one unit of this being equal to adiscarge rate of 7.5 gallons per minuteor one cubic foot of water per minute.

a. Flow rate

b. Drainage fixture unit

c. Flow pressure

d. Drainage flow


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31. A type of resonator made fromempty clay vessels of differentsizes. Their absorption ranges from100-400 hertz.

a. Individual resonator

b. Slit resonator

c. Perforated resonator

d. None of the above


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32. A circuit type where componentsare electrically connected end toend.

a. Series circuit

b. Parallel circuit

c. Series parallel circuit

d. None of these


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33. The installation of parts of the plumbingsystem which can be completed prior toinstallation of fixtures or finishing. This

includes drainage, water supply andvent piping and necessary fixturesupports.

a. Roughing-in

b. Mock-up installation

c. Pre-installation

d. setting


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34.These consist of loose fibers or granulesand is made from cellulose, fiberglass,rock wool, cotton or other materials.

These materials come in bags and areusually blown into cavities using specialequipment. What are these?

a. Acoustical foams

b. Foam panels

c. Loose fill insulations

d. Fireflexes


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35. The over-all covering ofunderground feeder and branchcircuit cables shall be ____.

a. Fungus resistant

b. Corrosion resistant

c. Both a and b

d. None of these


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36. A fitting or device designed andconstructed to provide, when properlyvented, a liquid seal which prevents

backflow and passage of foul air andgases without materially affecting theflow of sewage or wastewater through it.

a. Trap

b. Fitting

c. Pipe

d. valve


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37. The rustling of leaves in breeze issaid to be within the ____.

a. Threshold of hearingb. Threshold of hearing loss

c. Threshold of inaudibility

d. Threshold of feeling


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38. Unit of capacitance is _____.

a. Henry

b. Coulombc. Farad

d. weber


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39. A suction created by the flow ofliquids in pipe, a pressure less thanthe atmospheric pressure.

a. Backflow

b. Backpressure

c. Siphonage

d. Flow pressure


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40. The basic elements of an electriccircuit are the following except

____.

a. Source

b. Switch

c. Conducting path

d. Electrical load


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41. A vertical pipe which conveys onlywastewater or liquid waste free offecal matter.

a. Waste pipe

b. Soil pipe

c. Soil stack

d. Waste stack


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42.insulated conductors having an outersheath of moisture-resistant, flameretardant, non metallic material.

a. Service entrance cable (type SE andUSE)

b. Shielded non metallic sheathed cable(type SNM )

c. Non metallic sheathed cable (type NMand NMC)

d. Mineral insulated metal sheathed cable(type MI)


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43. A pipe which conveys potablewater from the building supply pipeto the plumbing fixtures and otheroutlets.

a. Water service pipe

b. Water main

c. Water distributing pipe

d. Building and water supply pipe


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44. Cables are conductors that are____.

a. Larger than wiresb. Stranded (no.6 AWG and larger)

c. Both a and b

d. None of these


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45. The following statements are true withregards to sound except ___.

a. That sound is an aural sensation

b. That sound is caused by oscillation in anelastic medium

c. That sound travels in a vacuum

d. That sound is caused by the vibration of

particles which move in an infinitesimalamount causing particles to impartmotion and energy to them


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46. Any pipe which conveys the discharge ofwater closet, urinal or fixtures havingsimilar function, with or without the

discharges from other fixtures to thebuilding drain or building sewer.

a. Soil pipe

b. Waste pipe

c. Building drain

d. Building sewer


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47. Copper as a conductor has theproperty/properties of being ____.

a. Ductileb. Malleable

c. A only

d. A and b


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48. In a building consists of the waterservice pipe, water supply line, waterdistributing pipes and the essential

branch pipes, valves and all otherappurtenances for the supply of potablewater.

a. Water supply system

b. Water pipe system

c. Water distribution system

d. Building water service and sewagepiping system


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49. Example/s of conductors-on-insulator wiring is are ______.

a. Concealed knob and tubeb. Open wiring on insulators

c. Both a and b

d. None of these


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50. What is the refrigerant name of R-12?

a. Monochlorotrifluoromethaneb. Dichlorodifluormethane

c. Monochlorodifluormethane

d. Trichloromonofluoromethane


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Done! :)

By:Marie Cris Aldemita

AndNhejea David

BSArch- 5

Building Utilities Exam Final Slide

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