Arkansas boiler test questions
with answers
Which valves are located between the boiler and
feedwater pump? - CORRECT ANSWERS ✔✔Feed water
stop valve and feedwater check valve
What is the function of the check valve? - CORRECT
ANSWERS ✔✔To prevent the boiler pressure from forcing
the boiler water back into the feedwater tank.(Allows flow
in one direction)
Four safety features required on the steam boiler are: -
CORRECT ANSWERS ✔✔Low water-cut-off, Pressure
gauge, Safety relief valve, and Blow-down valve
Safety valves should be set by: - CORRECT ANSWERS
✔✔A qualified safety technician or representative of
manufacturer
Which pressure is considered to be that of a low-pressure
boiler? - CORRECT ANSWERS ✔✔0-15 PSI MAWP
,What could happen if a steam valve is opened quickly? -
CORRECT ANSWERS ✔✔Boiler water can be siphoned out
of the boiler resulting in water hammer to the steam lines
and equipment.
No valve should be placed between the safety relief valve
or valves and the boiler. - CORRECT ANSWERS ✔✔True
A high-pressure boiler is one which generates steam or
vapor at a pressure of above? - CORRECT ANSWERS
✔✔Above 15 PSI
How may the water-gauge glass on a boiler indicate a
false water level? - CORRECT ANSWERS ✔✔There may be
an obstructions in water gauge fixture, water column or
gauge glass valves are closed.
What condition will cause smoke or soot resulting in a
loss of heat transfer efficiency? - CORRECT ANSWERS
✔✔Incomplete combustion
What is the purpose of a Refractory Shelf or a baffle wall
in a boiler? - CORRECT ANSWERS ✔✔To cause multiple
passes in a firetube boiler for efficiency and to distribute
flame evenly in a generation section of a watertube boiler
for better heat transfer
, A Residue formed in a boiler by adding feedwater
chemicals to the boiler water to prevent the scale from
forming on the tubes and turn the scale forming salts -
CORRECT ANSWERS ✔✔Into a Non-Adhering Sludge
High-Pressure Steam Boilers must be inspected internally
and externally at least once each year. The inspection
should be made during the same calendar month each
year if possible. - CORRECT ANSWERS ✔✔True
A boiler operator operating a boiler without a license shall
be guilty of a misdemeanor and upon conviction thereof
shall be punished by a fine of not less than $25.00 and
not more than $100.00, and in addition may be
imprisoned for not more than 2 years, or both. - CORRECT
ANSWERS ✔✔True
A Boiler Operator must have _________ on-the-job training
and pass the State of Arkansas Boiler Operators
Examination, before receiving the Arkansas Boiler
Operator's License. - CORRECT ANSWERS ✔✔6 months
Water boils at what temperature at sea level? - CORRECT
ANSWERS ✔✔212ºF
with answers
Which valves are located between the boiler and
feedwater pump? - CORRECT ANSWERS ✔✔Feed water
stop valve and feedwater check valve
What is the function of the check valve? - CORRECT
ANSWERS ✔✔To prevent the boiler pressure from forcing
the boiler water back into the feedwater tank.(Allows flow
in one direction)
Four safety features required on the steam boiler are: -
CORRECT ANSWERS ✔✔Low water-cut-off, Pressure
gauge, Safety relief valve, and Blow-down valve
Safety valves should be set by: - CORRECT ANSWERS
✔✔A qualified safety technician or representative of
manufacturer
Which pressure is considered to be that of a low-pressure
boiler? - CORRECT ANSWERS ✔✔0-15 PSI MAWP
,What could happen if a steam valve is opened quickly? -
CORRECT ANSWERS ✔✔Boiler water can be siphoned out
of the boiler resulting in water hammer to the steam lines
and equipment.
No valve should be placed between the safety relief valve
or valves and the boiler. - CORRECT ANSWERS ✔✔True
A high-pressure boiler is one which generates steam or
vapor at a pressure of above? - CORRECT ANSWERS
✔✔Above 15 PSI
How may the water-gauge glass on a boiler indicate a
false water level? - CORRECT ANSWERS ✔✔There may be
an obstructions in water gauge fixture, water column or
gauge glass valves are closed.
What condition will cause smoke or soot resulting in a
loss of heat transfer efficiency? - CORRECT ANSWERS
✔✔Incomplete combustion
What is the purpose of a Refractory Shelf or a baffle wall
in a boiler? - CORRECT ANSWERS ✔✔To cause multiple
passes in a firetube boiler for efficiency and to distribute
flame evenly in a generation section of a watertube boiler
for better heat transfer
, A Residue formed in a boiler by adding feedwater
chemicals to the boiler water to prevent the scale from
forming on the tubes and turn the scale forming salts -
CORRECT ANSWERS ✔✔Into a Non-Adhering Sludge
High-Pressure Steam Boilers must be inspected internally
and externally at least once each year. The inspection
should be made during the same calendar month each
year if possible. - CORRECT ANSWERS ✔✔True
A boiler operator operating a boiler without a license shall
be guilty of a misdemeanor and upon conviction thereof
shall be punished by a fine of not less than $25.00 and
not more than $100.00, and in addition may be
imprisoned for not more than 2 years, or both. - CORRECT
ANSWERS ✔✔True
A Boiler Operator must have _________ on-the-job training
and pass the State of Arkansas Boiler Operators
Examination, before receiving the Arkansas Boiler
Operator's License. - CORRECT ANSWERS ✔✔6 months
Water boils at what temperature at sea level? - CORRECT
ANSWERS ✔✔212ºF
