Water Distribution 4 Questions With Complete Solutions
A decrease in the gallons of pumped a well per kilowatt hour of
electricity used indicates a... Correct Answers decrease in well
efficiency
A foreman's monthly report should include... Correct Answers
number of complaints received and investigated
A mole used to avoid open cut excavations and to install water
services uses the following to operate: Correct Answers
compressed air
A reduced pressure zone back flow preventer will... Correct
Answers stop backpressure and backsiphonage
A vertical turbine pump would most likely have a specific speed
of... Correct Answers 3,000
Air tanks on storage tanks require... Correct Answers mesh
screens to prevent entry of animals or birds
All water distribution systems should have a ____that designates
all arterial water mains, valves and hydrants. Correct Answers
comprehensive map
Although velocity head can usually be ignored, it should be
considered when it is ____ to ___ percent of the pressure head.
Correct Answers 1 ; 2
, An operator is caught in a room where chlorine gas is leaking.
IF the operator does not have a mask, what should the operator
do? Correct Answers Keep mouth closed, keep head as high as
possible and quickly walk out of the room, holding breath if
possible
An organization chart shows... Correct Answers the formal
organization, including the overall structure
Analog signals use similar ______ data whereas digital signals
utilize _____ data over short time periods Correct Answers
continuous, packets of
Areas subject to higher than normal vandalism are usually...
Correct Answers secluded out of the way buildings
At the same flow, friction losses through a 12-inch line will be...
Correct Answers less than through a 6-inch line
Automation of a water system should provide... Correct
Answers constant pressure
Aviation warning lights on water storage tanks have an FAA
regulation that requires the bulbs to be replaced before they
reach what percentage of their normal life expectancy? Correct
Answers 75%
Because of local climate conditions, a system may have a
specific type of fire hydrants installed, such as Correct Answers
dry barrel or wet barrel
A decrease in the gallons of pumped a well per kilowatt hour of
electricity used indicates a... Correct Answers decrease in well
efficiency
A foreman's monthly report should include... Correct Answers
number of complaints received and investigated
A mole used to avoid open cut excavations and to install water
services uses the following to operate: Correct Answers
compressed air
A reduced pressure zone back flow preventer will... Correct
Answers stop backpressure and backsiphonage
A vertical turbine pump would most likely have a specific speed
of... Correct Answers 3,000
Air tanks on storage tanks require... Correct Answers mesh
screens to prevent entry of animals or birds
All water distribution systems should have a ____that designates
all arterial water mains, valves and hydrants. Correct Answers
comprehensive map
Although velocity head can usually be ignored, it should be
considered when it is ____ to ___ percent of the pressure head.
Correct Answers 1 ; 2
, An operator is caught in a room where chlorine gas is leaking.
IF the operator does not have a mask, what should the operator
do? Correct Answers Keep mouth closed, keep head as high as
possible and quickly walk out of the room, holding breath if
possible
An organization chart shows... Correct Answers the formal
organization, including the overall structure
Analog signals use similar ______ data whereas digital signals
utilize _____ data over short time periods Correct Answers
continuous, packets of
Areas subject to higher than normal vandalism are usually...
Correct Answers secluded out of the way buildings
At the same flow, friction losses through a 12-inch line will be...
Correct Answers less than through a 6-inch line
Automation of a water system should provide... Correct
Answers constant pressure
Aviation warning lights on water storage tanks have an FAA
regulation that requires the bulbs to be replaced before they
reach what percentage of their normal life expectancy? Correct
Answers 75%
Because of local climate conditions, a system may have a
specific type of fire hydrants installed, such as Correct Answers
dry barrel or wet barrel
