📝 [MP] QB ID: 0517141319040417 | Weekly Exam 06 – SPDI

Most practical pump used for hot water system

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

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

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

Hot water consumption for factories

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

85 kPa = _____ feet

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 _____.

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

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

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

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

The type of valve incorporated in corporation stop.

Hepatitis B can be transmitted through _____.

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

1/8 bend fitting is equivalent to _____.

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

The following are physical traits of water except _____.

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

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

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

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

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

A well dug with the use of earth augers.

The minimum size of a water service pipe is _____.

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

A pH below 7 indicates _____.

What might be the reason why riprap is placed at the end of a storm drainage pipe?

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

The pressure required to test water piping.

The pH level of fresh milk is around _____.

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

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

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

DFU of Urinal stall, separate trap

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

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

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

In areas with high rainfall intensity, which driveway material can be prone to flash flood?

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

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

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

Water connection size for flushometer-tank WC

Water Quality Guidelines and General Effluent Standards of 2016

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

Which process is mostly associated with purification of water?

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

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

Water for domestic use comes from these source except _____.

Water Code of the Philippines