Water Distribution | Questions with 100% Verified Answers |
Latest Update 2026/2027
Question: Water bearing strata
Answer: The term aquifer refers to?
Question: Water of consistent quality
Answer: The use of a well supply as a source normally results in?
Question: The quantity of water that can be taken from a source of supply over a period of years without
depleting the source permanently
Answer: Maximum Safe Yield of a water source is?
Question: Percolation
Answer: Movement of water through the ground is called?
Question: Suction
Answer: The inlet into a pump is generally called?
Question: impeller
Answer: The rotating element in a centrifugal pump is commonly called?
Question: replace air with water inside the pump
Answer: Pumps are primed to?
Question: staggered
Answer: The joints in the rings of pump packing should be?
Question: centrifugal pump
Answer: A vertical turbine is an example of a?
Question: centrifugal
Answer: Which type of pump is most commonly used for high capacity wells?
Question: 15-25 ft
Answer: The maximum practical suction lift of a properly engineered centrifugal pump is about?
Question: regulate the water surface level in a water storage tank
Answer: An altitude vale is used to?
Question: 10 drops/min
Answer: Leakage from a packing gland should be approximately?
Question: impellers
Answer: Enclosed, open, semi-open are terms used for the designation and selection of?
, Question: reciprocating
Answer: Which of the following is a positive displacement pump?
Question: in accordance with manufactures specifications
Answer: Pumps must be lubricated?
Question: cavitation
Answer: An operator hears a "pinging" sound coming from a pump, a possible cause is?
Question: Fire protection requirements
Answer: The size of water mains, pumping stations, and storage tanks is primarily determined by?
Question: contamination of the system by back-siphonage
Answer: Firefighting may cause low pressure in an area of the distribution system. This low pressure might lead
to?
Question: looped
Answer: Whenever possible the end of a distribution system should be __________ to prevent taste and odor
problems?
Question: corrosion
Answer: Cathodic protection means protection against?
Question: straight edge & feeler gauge
Answer: Proper alignment between two shafts can be checked using?
Question: loss of pressure
Answer: Friction in a pipeline can cause?
Question: every 4 hours
Answer: Surface water treatment plants must monitor turbidity how often?
Question: at the inside bottom of the pipe
Answer: An invert pipe is located?
Question: composition of the pipe
Answer: The three common types of plastic pipes are listed PVC, PE, & PB. These names refer to the?
Question: tuberculation
Answer: The carring capacity of water mains is often reduced by?
Question: to prevent injury or loss of life
Answer: What is the main reason for preventing cave-ins?
Question: 20 psi
Answer: Distribution system pressure (even during fighting demands) should not be allowed to drop below
_______ psi?
Latest Update 2026/2027
Question: Water bearing strata
Answer: The term aquifer refers to?
Question: Water of consistent quality
Answer: The use of a well supply as a source normally results in?
Question: The quantity of water that can be taken from a source of supply over a period of years without
depleting the source permanently
Answer: Maximum Safe Yield of a water source is?
Question: Percolation
Answer: Movement of water through the ground is called?
Question: Suction
Answer: The inlet into a pump is generally called?
Question: impeller
Answer: The rotating element in a centrifugal pump is commonly called?
Question: replace air with water inside the pump
Answer: Pumps are primed to?
Question: staggered
Answer: The joints in the rings of pump packing should be?
Question: centrifugal pump
Answer: A vertical turbine is an example of a?
Question: centrifugal
Answer: Which type of pump is most commonly used for high capacity wells?
Question: 15-25 ft
Answer: The maximum practical suction lift of a properly engineered centrifugal pump is about?
Question: regulate the water surface level in a water storage tank
Answer: An altitude vale is used to?
Question: 10 drops/min
Answer: Leakage from a packing gland should be approximately?
Question: impellers
Answer: Enclosed, open, semi-open are terms used for the designation and selection of?
, Question: reciprocating
Answer: Which of the following is a positive displacement pump?
Question: in accordance with manufactures specifications
Answer: Pumps must be lubricated?
Question: cavitation
Answer: An operator hears a "pinging" sound coming from a pump, a possible cause is?
Question: Fire protection requirements
Answer: The size of water mains, pumping stations, and storage tanks is primarily determined by?
Question: contamination of the system by back-siphonage
Answer: Firefighting may cause low pressure in an area of the distribution system. This low pressure might lead
to?
Question: looped
Answer: Whenever possible the end of a distribution system should be __________ to prevent taste and odor
problems?
Question: corrosion
Answer: Cathodic protection means protection against?
Question: straight edge & feeler gauge
Answer: Proper alignment between two shafts can be checked using?
Question: loss of pressure
Answer: Friction in a pipeline can cause?
Question: every 4 hours
Answer: Surface water treatment plants must monitor turbidity how often?
Question: at the inside bottom of the pipe
Answer: An invert pipe is located?
Question: composition of the pipe
Answer: The three common types of plastic pipes are listed PVC, PE, & PB. These names refer to the?
Question: tuberculation
Answer: The carring capacity of water mains is often reduced by?
Question: to prevent injury or loss of life
Answer: What is the main reason for preventing cave-ins?
Question: 20 psi
Answer: Distribution system pressure (even during fighting demands) should not be allowed to drop below
_______ psi?
