water distribution test questions with 100%
Correct Solutions
Water bearing strata - ANSWER The term aquifer refers to?
Water of consistent quality - ANSWER The use of a well supply as a source normally
results in?
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?
Percolation - ANSWER Movement of water through the ground is called?
Suction - ANSWER The inlet into a pump is generally called?
impeller - ANSWER The rotating element in a centrifugal pump is commonly called?
replace air with water inside the pump - ANSWER Pumps are primed to?
staggered - ANSWER The joints in the rings of pump packing should be?
centrifugal pump - ANSWER A vertical turbine is an example of a?
centrifugal - ANSWER Which type of pump is most commonly used for high capacity
wells?
, 15-25 ft - ANSWER The maximum practical suction lift of a properly engineered
centrifugal pump is about?
regulate the water surface level in a water storage tank - ANSWER An altitude vale is
used to?
10 drops/min - ANSWER Leakage from a packing gland should be approximately?
impellers - ANSWER Enclosed, open, semi-open are terms used for the designation and
selection of?
reciprocating - ANSWER Which of the following is a positive displacement pump?
in accordance with manufactures specifications - ANSWER Pumps must be lubricated?
cavitation - ANSWER An operator hears a "pinging" sound coming from a pump, a
possible cause is?
Fire protection requirements - ANSWER The size of water mains, pumping stations, and
storage tanks is primarily determined by?
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?
looped - ANSWER Whenever possible the end of a distribution system should be
__________ to prevent taste and odor problems?
corrosion - ANSWER Cathodic protection means protection against?
Correct Solutions
Water bearing strata - ANSWER The term aquifer refers to?
Water of consistent quality - ANSWER The use of a well supply as a source normally
results in?
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?
Percolation - ANSWER Movement of water through the ground is called?
Suction - ANSWER The inlet into a pump is generally called?
impeller - ANSWER The rotating element in a centrifugal pump is commonly called?
replace air with water inside the pump - ANSWER Pumps are primed to?
staggered - ANSWER The joints in the rings of pump packing should be?
centrifugal pump - ANSWER A vertical turbine is an example of a?
centrifugal - ANSWER Which type of pump is most commonly used for high capacity
wells?
, 15-25 ft - ANSWER The maximum practical suction lift of a properly engineered
centrifugal pump is about?
regulate the water surface level in a water storage tank - ANSWER An altitude vale is
used to?
10 drops/min - ANSWER Leakage from a packing gland should be approximately?
impellers - ANSWER Enclosed, open, semi-open are terms used for the designation and
selection of?
reciprocating - ANSWER Which of the following is a positive displacement pump?
in accordance with manufactures specifications - ANSWER Pumps must be lubricated?
cavitation - ANSWER An operator hears a "pinging" sound coming from a pump, a
possible cause is?
Fire protection requirements - ANSWER The size of water mains, pumping stations, and
storage tanks is primarily determined by?
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?
looped - ANSWER Whenever possible the end of a distribution system should be
__________ to prevent taste and odor problems?
corrosion - ANSWER Cathodic protection means protection against?
