General Questions Of Plumbing 3

47 Questions

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Plumbing Quizzes & Trivia

PLUMBING


Questions and Answers
  • 1. 
    To cause water or other liquid to percolate through something, so as to dissolve out soluble constituents.
    • A. 

      A. Aeration

    • B. 

      B. Aquifer

    • C. 

      C. Sand filter

    • D. 

      D. Leach

  • 2. 
    These are fixtures that are installed in janitor’s closets and building maintenance areas for use by the building maintenance personnel.
    • A. 

      A. Broom Closet

    • B. 

      B. Service Sink

    • C. 

      C. Master Control Panel

    • D. 

      D. Wash Basin

  • 3. 
    The septic tank has a total volume of 6.48 cum, what should be the required volume of its leaching chamber?
    • A. 

      A. 2.16 cum

    • B. 

      C. 3.24 cum

    • C. 

      B. 1.62 cum

    • D. 

      D. 2.59 cum

  • 4. 
    The reference in measuring the depth of a trap seal of the trap:
    • A. 

      A. Crown weir to bottom dip

    • B. 

      C. Inlet to outlet

    • C. 

      B. Bottom dip to top dip

    • D. 

      D. Crown weir to top dip

  • 5. 
    The quality of Galvanized Iron pipes are rated by:
    • A. 

      A. class-steel

    • B. 

      B. schedule

    • C. 

      C. mm.

    • D. 

      D. Gauge

  • 6. 
    The minimum soil pipe size for a water closet:
    • A. 

      A. 3” diameter

    • B. 

      B. 4” diameter

    • C. 

      C. 2” diameter

    • D. 

      D. 6” diameter

  • 7. 
    The minimum distance (in meters) of well from a septic tank
    • A. 

      A. 15

    • B. 

      B. 10

    • C. 

      C. 25

    • D. 

      D. 20

  • 8. 
    The length of a pipeline measured along the center lone of the pipe and pipe fittings.
    • A. 

      A. Roughing-in

    • B. 

      B. Nominal Diameter

    • C. 

      C. Developed length

    • D. 

      D. Branch Interval

  • 9. 
    Sediment that settles out of sewage, forming a semi-solid mass on the bottom of a septic tank
    • A. 

      A. Sludge

    • B. 

      B. Effluent

    • C. 

      C. Scum

    • D. 

      D. Leeching Chamber

  • 10. 
    • A. 

      A. water meter seal

    • B. 

      B. float valve

    • C. 

      C. check valve

    • D. 

      D. air chamber

  • 11. 
    One of the first steps in the selection of a suitable water supply source is:
    • A. 

      A. (water) potability

    • B. 

      B. topography

    • C. 

      C. budgetary cost

    • D. 

      D. (water) demand

  • 12. 
    Minimum fixture drains size for Water Closets.
    • A. 

      A. 1.5”

    • B. 

      B. 2”

    • C. 

      C. 3”

    • D. 

      D. 4”

  • 13. 
    Location of cleanouts should be place at every ________ run of horizontal soil or waste piping.
    • A. 

      A. 25m

    • B. 

      B. 10m

    • C. 

      C. 20m

    • D. 

      D. 15m

  • 14. 
    Liquid sewage that has been treated in a septic tank or sewage treatment plant
    • A. 

      A. Sludge

    • B. 

      B. Scum

    • C. 

      C. Effluent

    • D. 

      D. Waste water

  • 15. 
    In N. P. C. P. – it is the lowest portion of the interior part of any pipe or conduit that is not vertical
    • A. 

      A. Indirect

    • B. 

      B. culvert

    • C. 

      C. Invert

    • D. 

      D. inverted

  • 16. 
    How many gallons do an average daily consumption of a Bathtub?
    • A. 

      A. 5 gallons

    • B. 

      B. 30 gallons

    • C. 

      C. 40 gallons

    • D. 

      D. 100 gallons

  • 17. 
    Fluoride as additive in water supply is a chemical for:
    • A. 

      A. purifier-chlorine

    • B. 

      B. coagulant

    • C. 

      C. disinfectant

    • D. 

      D. dental

  • 18. 
    Faucet fitted with nozzle curving downward used as a draw-off tap:
    • A. 

      A. firehouse

    • B. 

      C. lavatory faucet

    • C. 

      B. hose bibb

    • D. 

      D. garden hose

  • 19. 
    A rigid type of pipe known to have a good chemical resistance, excellent impact strength, especially at low temperatures and maintains rigidity at high temperatures. (black / gray pipe)
    • A. 

      A. cPVC

    • B. 

      B. ABS

    • C. 

      C. ACETAL

    • D. 

      D. PP

  • 20. 
    A pipe fitting to change in one single direction (course) the following of water:
    • A. 

      A. tee

    • B. 

      B. cross tee

    • C. 

      C. wye

    • D. 

      D. elbow

  • 21. 
    A flexible type pipe that is excellent in chemical and crush resistance has impact strength and flexibility and good low temperature performance. (black-bluish pipe)
    • A. 

      A. uPVC

    • B. 

      B. Copper Tubing

    • C. 

      C. Polyethylene

    • D. 

      D. Polybuthylene

  • 22. 
    A flexible type of pipe known to have the only flexible plastic tubing suitable for use with hot and color water pressure system. And it also known as an excellent chemical resistance to acids and alkalis but is not suited for fuel oil, gasoline or kerosene distribution system. (blue or gray pipe)
    • A. 

      A. Polyethylene

    • B. 

      B. Polybutylene

    • C. 

      C. Polyvinyl Chloride

    • D. 

      D. uPVC

  • 23. 
    A flange that closed the end of a pipe. There is no opening for the passage of water.
    • A. 

      A. Cap

    • B. 

      B. Plug

    • C. 

      C. Blind Flange

    • D. 

      D. Blank Flange

  • 24. 
    A device for regulating the supply of water in a flush tank by means of hallow floating ball which by its rise or fall shuts or opens a supply valve.
    • A. 

      A. Ball Cock

    • B. 

      B. Compression Cock

    • C. 

      C. Key Cock

    • D. 

      D. Self-closing Cock

  • 25. 
    • A. 

      A. Acid Resistance Cast Iron Pipe

    • B. 

      B. Galvanize Steel Pipes

    • C. 

      C. Galvanize Wrought Iron Pipe

    • D. 

      D. Ductile Iron Pipe

  • 26. 
    A 180 degree bend in a pipe.
    • A. 

      A. Elbow

    • B. 

      B. Return Bend

    • C. 

      C. Drop Elbow

    • D. 

      D. Wye

  • 27. 
    86. A pit or reservoir serving as a drain or receptacle for water or other liquids.
    • A. 

      A. Building Sewer

    • B. 

      B. Septic Tank

    • C. 

      C. Sump

    • D. 

      D. Cistern

  • 28. 
    69. A Piece of pipe lesser than 12” length / threaded on both ends.
    • A. 

      A. Bushing

    • B. 

      B. Air Chamber

    • C. 

      C. Nipple

    • D. 

      D. Coupling

  • 29. 
    64. A device installed in piping to prevent the reverse flow of storm or sewage into the drainage system ot their branches.
    • A. 

      A. Check valve

    • B. 

      B. Backwater valve

    • C. 

      C. Downspout

    • D. 

      D. Catch Basin

  • 30. 
    61. Minimum fixture drains size for a Bathtub
    • A. 

      A. 1.5”

    • B. 

      B. 2”

    • C. 

      C. 3”

    • D. 

      D. 4”

  • 31. 
    59. Water from laundries, wash basins, sinks, shower, and bathtub.
    • A. 

      A. Soft Water

    • B. 

      B. Grey Water

    • C. 

      C. Black Water

    • D. 

      D. Storm Water

  • 32. 
    15.       In the N. P. C. P. – it is a metallic sleeve caulked or joined to an opening in a piping into which a plug is screwed that can be removed for cleaning the interior of the pipe.
    • A. 

      A. Caulking

    • B. 

      B. Oakum

    • C. 

      c. Ferrule

    • D. 

      D. Lead

  • 33. 
    15.    In N. P. C. P., a tank located above or integral with water closet, urinal or similar fixtures for flushing or removing excrements in the fixture
    • A. 

      A. discharge tank

    • B. 

      C. flushometer tank

    • C. 

      B. flush tank

    • D. 

      D. water tank

  • 34. 
    15.    In N. P. C. P. – it is the law of the plumbing practice in the Philippines.
    • A. 

      A. R.A. No. 1379

    • B. 

      B. R.A. No. 1278

    • C. 

      C. R.A No. 1378

    • D. 

      D. P. D. No. 1378

  • 35. 
    15.    In N. P. C. P. – it is a device, which discharges a predetermined quantity of water into fixtures for flushing purposes and is activated by direct water pressure.
    • A. 

      A. globe valve

    • B. 

      C. gate valve

    • C. 

      B. flush valve

    • D. 

      D. flushometer valve

  • 36. 
    15.    In N. P. C. P. – is the top edge of a receptacle from where water overflows
    • A. 

      A. Flooded area

    • B. 

      C. Flooded

    • C. 

      B. Flood level

    • D. 

      D. Flood level rim

  • 37. 
    15.    In N. P. C. P. – individual vent is pipe installed to vent a fixture trap & which connects with the vent system above the fixture served or terminates in the open air.  A term I. P. S. means _______________
    • A. 

      A. Individual pipe size

    • B. 

      B. International pipe size

    • C. 

      B. Iron pipe size

    • D. 

      D. Industrial pipe size

  • 38. 
    15.    In N. P. C. P. – a pipe connected from building gutter to the downspout or conductor.
    • A. 

      A. guide pipe

    • B. 

      C. storm water pipe

    • C. 

      B. leader

    • D. 

      D. vertical pipe

  • 39. 
    15.    Common source of potable water in some rural areas
    • A. 

      A. surface water

    • B. 

      C. rain water

    • C. 

      B. ground water

    • D. 

      D. all of the above

  • 40. 
    15.    Assuming the waste pipe of a fixture is 50 mm, what should be the size of its vent pipe?
    • A. 

      A. 32 mm

    • B. 

      B. 25 mm

    • C. 

      C. 38 mm

    • D. 

      D. 50 mm

  • 41. 
    .   Theaters or movie houses’ water requirement is determined or estimated at 5 gallons of water per day per
    • A. 

      A. Total numbers of moviegoers a day

    • B. 

      C. Floor area space of auditorium

    • C. 

      B. Total number of auditorium seat

    • D. 

      D. Box-office record

  • 42. 
    .   The part of a vent line which connects directly with an individual trap underneath or behind the fixture and     extends to the branch or main pipe at and point higher than the fixture trap:
    • A. 

      A. blow-off pipe

    • B. 

      B. vent thru roof

    • C. 

      C. unit vent

    • D. 

      D. back vent

  • 43. 
    . The clear vertical distance between the spout of a faucet or other supply pipe and the flood level of a receptacle.
    • A. 

      A. Air Chamber

    • B. 

      B. Trap

    • C. 

      C. Vent Stack

    • D. 

      D. Air Gap

  • 44. 
    . An outlet, pipe, or receptacle for excess liquid.
    • A. 

      A. Backflow

    • B. 

      B. Overflow

    • C. 

      C. Back Spill

    • D. 

      D. Over spill

  • 45. 
    . A valve that supplies a fixed quantity of water to fixtures for flushing purposes when actuated by direct water pressure.
    • A. 

      A. Globe Valve

    • B. 

      B. Flush Valve Assembly

    • C. 

      C. Mixing Valve

    • D. 

      D. Flushometer Valve

  • 46. 
    . A type of private sewage disposal that has a vault constructed of concrete for the collection or raw sewage and a wooden shelter.
    • A. 

      A. Cesspool

    • B. 

      B. Privy

    • C. 

      C. Latrine

    • D. 

      D. Septic Tank

  • 47. 
    . A coupling device for connecting 2 pipes neither of which can be turned, consisting of two internally threaded end piece which are tightened around the pipes ends to be joined, and an externally threaded center piece, which draws the two end pieces together as it is rotated.
    • A. 

      A. Reducer

    • B. 

      B. Union

    • C. 

      C. Nipple

    • D. 

      D. Coupling