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SPDI-1

SPDI-1
50問 • 2年前
  • Ian Calasang
    • 通報

    問題一覧

  • 1

    This tank holds a salt solution that flushes the mineral tank, replacing calcium and magnesium ions with sodium.

    Brine Tank

  • 2

    The dip tube on a cold-water supply should terminate _____ above the bottom of the tank.

    8"

  • 3

    A well that is most likely susceptible for contamination

    Dug Well

  • 4

    This type of filter is used to eliminate odor in water.

    Granular activated carbon

  • 5

    It refers to the transmission of pathogens through vehicles such as water, food, and air.

    Vehicle

  • 6

    Estimated Waste/ Sewage Flow Rate for Day camps (no meals served)

    56.8 Lpd

  • 7

    85 Kpa = _____ feet

    28

  • 8

    When the well is excavated in the confined aquifer, and the water in the well reach over the water table but not on the surface of the earth. Such a well known as an _____.

    Artesian Well

  • 9

    Agency that set the criteria for the quality of drinking water from meteoric surface or underground sources.

    National Standards for Drinking Water

  • 10

    This level of water supply is also referred as communal faucet system.

    Level 2

  • 11

    In a gas water heater, the purpose of the small hole drilled in the dip tube near the top is _____.

    to break siphonic action

  • 12

    The pressure required to test water piping.

    150% working pressure

  • 13

    The hot water system that is an efficient type, generally used in building of extreme heights.

    Overhead Feed and Gravity Return System

  • 14

    Size of downspout for a 350sqm roof area in a place with prevalent rainfall rate of 102 mm.

    102 mm

  • 15

    Cold water that enters the top of a water is funneled to the bottom of the tank via _____.

    Dip Tube

  • 16

    Water connection size for flushometer-tank WC

    10 mm

  • 17

    The presence of soluble salts of magnesium and calcium in the form of chlorides and sulphides in water.

    Permanent Hardness

  • 18

    In the coliform group of bacteria, e. coli is present in fecal matters as well as those bird and other animals. What does the e in e.coli mean?

    Escherichia

  • 19

    Water Code of the Philippines

    PD 1067

  • 20

    1/8 bend fitting is equivalent to _____.

    45 degrees

  • 21

    A pH below 7 indicates _____.

    Acidic

  • 22

    Most practical pump used for hot water system

    Centrifugal Pump

  • 23

    The presence of ____ causes bad taste and odor in water.

    Algae

  • 24

    Indirect waste pipes exceeding _____ but less than 4.6 meters length shall be directly trapped, but such traps need not be vented.

    1.5 m

  • 25

    The smallest diameter pipe that can be installed in a DWV system is _____.

    1 1/4"

  • 26

    A tank made of heavy-duty stainless sheet of diameter varying from 60 to 130 cm and not more than 5 meters long.

    Storage Tank

  • 27

    Characterized by a low Reynold number. This occurs when the fluid flows in infinitesimal parallel layers with no disruption between them.

    Laminar Flow

  • 28

    Depth of filter material under drain lines

    304.8 mm

  • 29

    Water above the filter sand that provides hydraulic head for the process.

    Supernatant

  • 30

    The transition from the solid phase to the gas phase without passing through an intermediate liquid phase.

    Sublimation

  • 31

    The type of valve incorporated in corporation stop.

    Gate Valve

  • 32

    Filtration through activated carbon purifier filtration is a correction for the presence of _____ in the water.

    Taste or Odor

  • 33

    Suspended solids are removed from the water by gravity settling and deposition.

    Sedimentation

  • 34

    Water for domestic use comes from these source except _____.

    rain water

  • 35

    Pipes installed to provide flow of air to or from drainage system or to provide a circulation of air within such system to protect trap seals from siphonage and backpressure

    Vent System

  • 36

    A well dug with the use of earth augers.

    Bored well

  • 37

    The potable water system or part thereof shall be filled with waterchlorine solution containing not less than ____, and the system or part shall be valved-off and allowed to stand for 24 hours.

    50 ppm

  • 38

    The distance between a water heater and the union on the water lines shall not be more than _____.

    14"

  • 39

    A sanitary sewer that conveys sanitary waste to a dispersal plant.

    Intercepting Sewer

  • 40

    The water which comes from lavatories, floor drains, laundry tubs is referred to as _____.

    Grey Water

  • 41

    When copper and steel contact each other, especially when dampness is present, a chemical action called _____ occurs.

    Electrolysis

  • 42

    The following are physical traits of water except _____.

    Dissolved Oxygen

  • 43

    A mechanical device used to circulate hot water to the plumbing fixtures. Recommended for large building where difficulty of providing natural circulation of hot water is encountered

    Pump Circuit System

  • 44

    Hot water consumption for factories

    4 to 6 gpph

  • 45

    DFU of Urinal stall, separate trap

    2

  • 46

    The minimum size of a water service pipe is _____.

    19 mm

  • 47

    The method used for transferring heat in a gravity domestic hot-water circulation system.

    Convection

  • 48

    he potable water system or part thereof shall be filled with waterchlorine solution containing not less than ____ of chlorine and allowed to stand for 3 hours.

    200 ppm

  • 49

    Refers to the maximum and minimum pressure at which proper function of the water supply system can be maintained.

    Critical Pressure

  • 50

    This process utilizes floating plastic carriers (media) within the aeration tank to increase the amount of microorganisms available to treat the wastewater

    MBBR

    • Littons part 2-0314

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    Ian Calasang · 47問 · 2年前

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    47問 • 2年前
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    問題一覧

  • 1

    This tank holds a salt solution that flushes the mineral tank, replacing calcium and magnesium ions with sodium.

    Brine Tank

  • 2

    The dip tube on a cold-water supply should terminate _____ above the bottom of the tank.

    8"

  • 3

    A well that is most likely susceptible for contamination

    Dug Well

  • 4

    This type of filter is used to eliminate odor in water.

    Granular activated carbon

  • 5

    It refers to the transmission of pathogens through vehicles such as water, food, and air.

    Vehicle

  • 6

    Estimated Waste/ Sewage Flow Rate for Day camps (no meals served)

    56.8 Lpd

  • 7

    85 Kpa = _____ feet

    28

  • 8

    When the well is excavated in the confined aquifer, and the water in the well reach over the water table but not on the surface of the earth. Such a well known as an _____.

    Artesian Well

  • 9

    Agency that set the criteria for the quality of drinking water from meteoric surface or underground sources.

    National Standards for Drinking Water

  • 10

    This level of water supply is also referred as communal faucet system.

    Level 2

  • 11

    In a gas water heater, the purpose of the small hole drilled in the dip tube near the top is _____.

    to break siphonic action

  • 12

    The pressure required to test water piping.

    150% working pressure

  • 13

    The hot water system that is an efficient type, generally used in building of extreme heights.

    Overhead Feed and Gravity Return System

  • 14

    Size of downspout for a 350sqm roof area in a place with prevalent rainfall rate of 102 mm.

    102 mm

  • 15

    Cold water that enters the top of a water is funneled to the bottom of the tank via _____.

    Dip Tube

  • 16

    Water connection size for flushometer-tank WC

    10 mm

  • 17

    The presence of soluble salts of magnesium and calcium in the form of chlorides and sulphides in water.

    Permanent Hardness

  • 18

    In the coliform group of bacteria, e. coli is present in fecal matters as well as those bird and other animals. What does the e in e.coli mean?

    Escherichia

  • 19

    Water Code of the Philippines

    PD 1067

  • 20

    1/8 bend fitting is equivalent to _____.

    45 degrees

  • 21

    A pH below 7 indicates _____.

    Acidic

  • 22

    Most practical pump used for hot water system

    Centrifugal Pump

  • 23

    The presence of ____ causes bad taste and odor in water.

    Algae

  • 24

    Indirect waste pipes exceeding _____ but less than 4.6 meters length shall be directly trapped, but such traps need not be vented.

    1.5 m

  • 25

    The smallest diameter pipe that can be installed in a DWV system is _____.

    1 1/4"

  • 26

    A tank made of heavy-duty stainless sheet of diameter varying from 60 to 130 cm and not more than 5 meters long.

    Storage Tank

  • 27

    Characterized by a low Reynold number. This occurs when the fluid flows in infinitesimal parallel layers with no disruption between them.

    Laminar Flow

  • 28

    Depth of filter material under drain lines

    304.8 mm

  • 29

    Water above the filter sand that provides hydraulic head for the process.

    Supernatant

  • 30

    The transition from the solid phase to the gas phase without passing through an intermediate liquid phase.

    Sublimation

  • 31

    The type of valve incorporated in corporation stop.

    Gate Valve

  • 32

    Filtration through activated carbon purifier filtration is a correction for the presence of _____ in the water.

    Taste or Odor

  • 33

    Suspended solids are removed from the water by gravity settling and deposition.

    Sedimentation

  • 34

    Water for domestic use comes from these source except _____.

    rain water

  • 35

    Pipes installed to provide flow of air to or from drainage system or to provide a circulation of air within such system to protect trap seals from siphonage and backpressure

    Vent System

  • 36

    A well dug with the use of earth augers.

    Bored well

  • 37

    The potable water system or part thereof shall be filled with waterchlorine solution containing not less than ____, and the system or part shall be valved-off and allowed to stand for 24 hours.

    50 ppm

  • 38

    The distance between a water heater and the union on the water lines shall not be more than _____.

    14"

  • 39

    A sanitary sewer that conveys sanitary waste to a dispersal plant.

    Intercepting Sewer

  • 40

    The water which comes from lavatories, floor drains, laundry tubs is referred to as _____.

    Grey Water

  • 41

    When copper and steel contact each other, especially when dampness is present, a chemical action called _____ occurs.

    Electrolysis

  • 42

    The following are physical traits of water except _____.

    Dissolved Oxygen

  • 43

    A mechanical device used to circulate hot water to the plumbing fixtures. Recommended for large building where difficulty of providing natural circulation of hot water is encountered

    Pump Circuit System

  • 44

    Hot water consumption for factories

    4 to 6 gpph

  • 45

    DFU of Urinal stall, separate trap

    2

  • 46

    The minimum size of a water service pipe is _____.

    19 mm

  • 47

    The method used for transferring heat in a gravity domestic hot-water circulation system.

    Convection

  • 48

    he potable water system or part thereof shall be filled with waterchlorine solution containing not less than ____ of chlorine and allowed to stand for 3 hours.

    200 ppm

  • 49

    Refers to the maximum and minimum pressure at which proper function of the water supply system can be maintained.

    Critical Pressure

  • 50

    This process utilizes floating plastic carriers (media) within the aeration tank to increase the amount of microorganisms available to treat the wastewater

    MBBR