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Diagnostic Exam 1
  • Jobeth Comandante

  • 問題数 100 • 9/29/2024

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    問題一覧

  • 1

    Circulation of hot water by means of Mechanical Device

    Pump Circuit System

  • 2

    Color code for pipeline used for electrical services

    Orange

  • 3

    A gate valve normally used to shut off flow of water from supply pipe.

    Shut off valve

  • 4

    It includes the discharge from latrine, urinals, bathroom, and kitchen

    Sewage

  • 5

    Noisiest type of water closest

    Washdown

  • 6

    Pipe carrying potable water from the water meter to the building

    Building supply

  • 7

    Horizontal drainage piping shall run at a uniform slope of not less than

    2 %

  • 8

    A drain that allows drainage through parapet wall

    Scupper drain

  • 9

    Maximum number of water closets for one horizontal 3" soil pipe

    3

  • 10

    Type of vent used in an island counter type kitchen sink

    Looped vent

  • 11

    Cast iron pipe shall not be joined by

    Brazing

  • 12

    Yoke vent is required every

    5 floors

  • 13

    Minimum size of fire hose outlet of an interior wet standpipe

    38 mm

  • 14

    Fitting used to describe the connection of the service pipe and water meter. Also used as the demarcation between the property of water service and water supply pipe system of the building

    union patente

  • 15

    Type of valve used to prevent backflow or reversal of the flow of water

    Check Valve

  • 16

    Type of vent that connects a battery of fixtures to a stack vent

    Loop vent

  • 17

    It is a return bend of small-sized pipe, one end of which is about 30 cm long and the other end is about 7.5 cm long

    gooseneck

  • 18

    Type of backflow prevention device approved for back pressure and back siphonage

    Double Check Valve

  • 19

    Applied to a specific disease when it normally prevails in locality and does not fluctuate markedly from the normal expected emergence of community

    Endemic

  • 20

    Vent installed so that one vent pipe serves two traps

    Unit vent

  • 21

    Highest part of the inside of any pipe

    Crown

  • 22

    Type of pump used to distribute water within a building when an upfeed system cannot provide adequate pressure to supply the fixtures

    Pneumatic pump

  • 23

    Minimum distance between manholes

    300'

  • 24

    Temperature at which water vapor forms above liquid fuel

    Flash point

  • 25

    Maximum vertical depth of liquid that trap can contain

    Trap seal

  • 26

    The maximum temperature of water discharging under pressure directly into the drainage system

    140 F

  • 27

    Required when cast-iron pipe and fittings of different sizes are to be joined

    Increaser or Reducer

  • 28

    1 psi is equivalent to a water head of

    2.31 ft

  • 29

    Incidence of a communicable disease among a number of people that is recognized statistically as being well beyond the normal expectancy

    Epidemic

  • 30

    The only flexible plastic tubing suitable for use with hot and cold water pressure

    Polybutylene (PB)

  • 31

    Class 2 type occupancy water supply

    Restricted use

  • 32

    A process used to make a water-tight or gas-tight seal in a joint using a mastic compound. It involves plugging an opening with oakum, lead, or other materials

    Caulking

  • 33

    An oil tank is 3m long, 3m wide and 2m high, when it is full of coconut oil (sg = 0.90), find the downward force at the bottom of the tank.

    16,200 kg

  • 34

    This applies to the occurrence of few scattered case of the disease

    Sporadic

  • 35

    It carries waste other than fecal matter

    Waste Drainage System

  • 36

    Type of flushing valve used in commercial water closets, usually installed with a pressure tank that expels air pressure and a set amount of water when flushing

    Flushometer valve

  • 37

    Faucet normally turned 90 degrees to open or close

    Key cock

  • 38

    Minimum length of a septic tank for residential dwellings

    1.5 m

  • 39

    Commercial length of GI Pipe

    6 m

  • 40

    Fitting screwed or caulked over the end of a pipe for closing pipe e

    Cap

  • 41

    Type of connection found in a looped vent, connecting the looped vent pipe to the waste pipe

    Bleeder

  • 42

    Minimum width of a septic tank for residential dwellings

    0.9 m

  • 43

    Minimum depth of a septic tank for residential dwellings

    0.6 m

  • 44

    The lighter organic solid particles found in sewage, cesspools and septic tanks found floating on the liquid

    Scum

  • 45

    Revised Fire Code of the Philippines of 2008

    RA 9514

  • 46

    Lowest part of the inside face of any pipe

    Invert

  • 47

    An airtight receptacle used to expedite the decomposition of elements contained in a raw sewage

    Septic Tank

  • 48

    A conduit installed to remove water from the roof

    Roof drain

  • 49

    House sewer is part of the plumbing system which extends ____ from the foundation of the wall of the building

    0.6 meters

  • 50

    Type of vent that connects a battery of fixtures to a vent stack

    Circuit vent

  • 51

    Minimum needed supply pressure for flush tank

    8 psi

  • 52

    Defines as settling down or separation of solid matter suspended in a liquid

    Sedimentation

  • 53

    A pipe support used for a single run of pipe in vertical position

    Clamp

  • 54

    A vent used to relieve the pressure ahead of moving effluent in a horizontal fixture branch

    Relief vent

  • 55

    Hole in the ground curbed with stones or bricks that allow raw sewage to leach in the ground

    Cesspool

  • 56

    A pipe support used for multiple runs of pipe in horizontal position

    Bracket

  • 57

    Pipe from the street water main to the building served

    Service pipe

  • 58

    A pipe connecting upward from a soil or waste stack to a vent stack for the purpose of preventing pressure changes in the stack

    Yoke vent

  • 59

    System where hot water rises on the highest point of the system and travels to the fixture via gravity

    Downfeed and Gravity Return System

  • 60

    Type of piping system that is characterized by threading and connecting cast iron pipes in the building

    Durham System

  • 61

    Type of pipe with 180 degree bend

    return bend

  • 62

    Water supply connecting the fixture with the fixture branch

    Fixture supply

  • 63

    Minimum diameter of a house sewer

    6"

  • 64

    Overhead tank water distribution system is a

    Gravity

  • 65

    What is the prescribed color coding of piping under Steam Division of a high pressure pipe?

    White

  • 66

    Common problem in traps due to inadequate ventilation

    Trap seal loss

  • 67

    Fixture trap shall have a liquid seal of not less than

    2 in

  • 68

    Minimum weight of copper allowed to use for underground and above drainage and vent piping

    Type DWV

  • 69

    A pipe which carries ground and surface waters, storm water or waste water

    Drain

  • 70

    Maximum length of nipple

    12"

  • 71

    Except for the plastic pipe, in lieu of water test, drainage piping may be tested with

    air

  • 72

    It checks or prevents reversal of flow

    Check valve

  • 73

    Closet bends or stubs shall be cut off so as to present a smooth surface even with the

    Top of the closet ring

  • 74

    Part of a storm water drainage that collect storm water run-off and separate any debris or settleable matter

    Catch basin

  • 75

    Cause of objectionable tastes and odor of water

    Algae

  • 76

    It is when the disease affects a large number of people at the same time and transcends community boundaries

    Pandemic

  • 77

    With a few exception, all horizontal drainage piping shall be provided with a cleanout at

    its upper terminal

  • 78

    Water supply fixture unit of a shower in a resort

    4

  • 79

    Type of system used in plumbing that eliminates the vent stack, relying of downward pressure and suction

    Sovent System

  • 80

    System used to produce a more effective circulation of hot water to the upper floor levels of a multi-story building

    Pump Circuit System

  • 81

    It is defined as the organic particles that have settled down in septic tank.

    Sludge

  • 82

    The oldest brand of Porcelain Kitchen Sink

    American Standard

  • 83

    Vent used for island sinks away from the wall

    Looped vent

  • 84

    Vertical pipe that is used for the storage of water, usually contains pressure for fire suppression

    Standpipe

  • 85

    A concrete sealed vault with a wooden shelter constructed for the collection of raw sewage

    Privy

  • 86

    Minimum needed supply pressure for flushometer

    15 psi

  • 87

    How many lavatories shall be installed in a elementary school with 240 male student

    7

  • 88

    Plumbing permit shall expire if the plumbing work is not commenced within

    365 days

  • 89

    Which of the following is measured on its outside diameter?

    PPR

  • 90

    Type of valve found on the service main, used to control the water service

    Corporation Stop

  • 91

    Class 3 type occupancy water supply

    Unrestricted use

  • 92

    Class 1 type occupancy water supply

    Residence

  • 93

    Water supply fixture unit of a bath tub in residential dwelling

    2

  • 94

    According to PNSDW, the recommended pH range for drinking water is

    6-8

  • 95

    The vertical distance between a fixture outlet and the trap weir shall not exceed

    24 in

  • 96

    A receptacle designed to collect surface water or rainwater from a calculated open area

    Area drain

  • 97

    What is the size of downspout if the rainfall intensity is 100mm if the deck roof is 435 sq.m.

    100 mm

  • 98

    A part of a piping system other than main, riser, or stack

    Branch

  • 99

    Maximum number of water closets for one vertical 3" soil pipe

    4

  • 100

    Clean-outs shall be designed to be

    gastight and watertight