WFSM Set B Volume 4 questions with
correct answers
which color band designated reverse osmosis water purification water unit piping that
C C C C C C C C C C C
carries raw water
C C C
A.)yellow
B.) black
C
C.) green
C
D.) blue - answer-B.) Black
C C C C
which color band designates ROWPU piping that carries filtered water
C C C C C C C C C
A.) yellow
C
B.) black
C
C.) green
C
D.) blue - answer-A.) Yellow
C C C C
which color band on the ROWPU piping that carries product water
C C C C C C C C C C
A.) yellow
C
B.)black
C.)green
D.) blue - answer-D.) blue
C C C C
how many gallons per hour does the 1500 ROWPU produce?
C C C C C C C C C
A.) 600
C
B.) 1000
C
C.) 1250
C
D.) 1500 - answer-D.) 1500
C C C C
how many hours per day is the ROWPU designed to operate?
C C C C C C C C C C
A.) 24
C
B.) 20
C
C.) 12
C
D.) 8 - answer-B.) 20
C C C C
what is attached to the suction hose connected to the raw water pump that prevents
C C C C C C C C C C C C C C
the intake of damaging objects
C C C C C
A.) float
C
B.) strainer
C
C.) gate valve
C C C
D.) distribution pump - answer-B.) strainer
C C C C C
, what is an electrically driven centrifugal pump used to pump water from the product
C C C C C C C C C C C C C
water tanks to end the user?
C C C C C C
A.) RO pump
C C
B.) chemical feed pump
C C C
C.) distribution pump
C C
D.) raw water pump - answer-C.) distribution pump
C C C C C C C
What is another term used to refer to the backwash water tank?
C C C C C C C C C C C
A.) raw water tank
C C C
B.) product tank
C C
C.) filtered tank
C C
D.) brine tank - answer-D.) brine tank
C C C C C C
how many gallons of water does the backwash water tank hold?
C C C C C C C C C C
A.) 20000
C
B.) 15000
C
C.) 10000
C
D.) 5000 - answer-A.) 20000
C C C C
how man RO elements are in each ROWPU RO vessel
C C C C C C C C C
A.) 1
C
B.) 2
C
C.) 3
C
D.) 4 - answer-B.) 2
C C C C
what is the first stage of purification in the ROWPU process?
C C C C C C C C C C
A.) bag filter
C C
B.) back wash filter
C C C
C.) multimedia filtration
C C
D.) Chemical disinfection - answer-C.) multimedia filtration
C C C C C C
what is the 4th and final stage of treatment that completes the ROWPU water
C C C C C C C C C C C C C
treatment process?
C C
A.) multimedia filtration
C C
B.) chemical disinfection
C C
C.) bag filtration
C C
D.) desalination - answer-B.) chemical dissenfection
C C C C C
Sodium Hex is fed by ROWPU chemical feed pump at the
C C C C C C C C C C
A.) multimedia filter pump
C C C
B.) multimedia filter influent
C C C
C.) RO element pump
C C C
D.) RO element influent - answer-B.) multimedia filter influent
C C C C C C C C
what chemical is fed to reduce corrosion inside the pipe network of the ROWPU
C C C C C C C C C C C C C C
correct answers
which color band designated reverse osmosis water purification water unit piping that
C C C C C C C C C C C
carries raw water
C C C
A.)yellow
B.) black
C
C.) green
C
D.) blue - answer-B.) Black
C C C C
which color band designates ROWPU piping that carries filtered water
C C C C C C C C C
A.) yellow
C
B.) black
C
C.) green
C
D.) blue - answer-A.) Yellow
C C C C
which color band on the ROWPU piping that carries product water
C C C C C C C C C C
A.) yellow
C
B.)black
C.)green
D.) blue - answer-D.) blue
C C C C
how many gallons per hour does the 1500 ROWPU produce?
C C C C C C C C C
A.) 600
C
B.) 1000
C
C.) 1250
C
D.) 1500 - answer-D.) 1500
C C C C
how many hours per day is the ROWPU designed to operate?
C C C C C C C C C C
A.) 24
C
B.) 20
C
C.) 12
C
D.) 8 - answer-B.) 20
C C C C
what is attached to the suction hose connected to the raw water pump that prevents
C C C C C C C C C C C C C C
the intake of damaging objects
C C C C C
A.) float
C
B.) strainer
C
C.) gate valve
C C C
D.) distribution pump - answer-B.) strainer
C C C C C
, what is an electrically driven centrifugal pump used to pump water from the product
C C C C C C C C C C C C C
water tanks to end the user?
C C C C C C
A.) RO pump
C C
B.) chemical feed pump
C C C
C.) distribution pump
C C
D.) raw water pump - answer-C.) distribution pump
C C C C C C C
What is another term used to refer to the backwash water tank?
C C C C C C C C C C C
A.) raw water tank
C C C
B.) product tank
C C
C.) filtered tank
C C
D.) brine tank - answer-D.) brine tank
C C C C C C
how many gallons of water does the backwash water tank hold?
C C C C C C C C C C
A.) 20000
C
B.) 15000
C
C.) 10000
C
D.) 5000 - answer-A.) 20000
C C C C
how man RO elements are in each ROWPU RO vessel
C C C C C C C C C
A.) 1
C
B.) 2
C
C.) 3
C
D.) 4 - answer-B.) 2
C C C C
what is the first stage of purification in the ROWPU process?
C C C C C C C C C C
A.) bag filter
C C
B.) back wash filter
C C C
C.) multimedia filtration
C C
D.) Chemical disinfection - answer-C.) multimedia filtration
C C C C C C
what is the 4th and final stage of treatment that completes the ROWPU water
C C C C C C C C C C C C C
treatment process?
C C
A.) multimedia filtration
C C
B.) chemical disinfection
C C
C.) bag filtration
C C
D.) desalination - answer-B.) chemical dissenfection
C C C C C
Sodium Hex is fed by ROWPU chemical feed pump at the
C C C C C C C C C C
A.) multimedia filter pump
C C C
B.) multimedia filter influent
C C C
C.) RO element pump
C C C
D.) RO element influent - answer-B.) multimedia filter influent
C C C C C C C C
what chemical is fed to reduce corrosion inside the pipe network of the ROWPU
C C C C C C C C C C C C C C
