1 | Page
boiler review practice test 1 2A Questions
and Answers
A gag is a clamp designed to prevent a________ from lifting during
a hydrostatic test Ans: safety valve
when the maximum allowable working pressure on a stationary
boiler exceeds 100psi each blowoff pipe shall have_______valve
according to ASME code Ans: two
in a surface condenser the steam________with the cooling water
Ans: does not mix
in the event property damage of personal injury due to a boiler
explosion the boiler owner shall make a written report to Ans:
the chief boiler inspector
the minimum amount of experience required for the special
engineer license in Minnesota is Ans: none required
during an accumulation test the boiler pressure must not rise
above________% above MAWP or the highest safety valve setting
Ans: 6
in minnesota a chief engineers licensen allows an individual to be
in charge of a maximum of_________ Ans: unlimited
the most important valve on a boiler is? Ans: the safety valve
© 2025 All rights reserved
, 2 | Page
mechanical draft introduced for combustion air in front of a
stoker fire is called? Ans: forced draft
what is the purpose of a high limit pressure operated combustion
control? Ans: cut off fuel supply
what may be the result of steam heated fuel oil heater that
develops a leak? Ans: oil enters the boiler
the purpose of a low water cutout on a steam boiler is to? Ans:
stop fire low water conditions
a gradual increase in stack temp tested at the boiler breeching
indicates? Ans: heating surfaces need cleaning
to restart water delivery in a steam bound boiler feedwater pump
the boiler operator may need to? Ans: cool the pump
a pyrometer is an instrument used to measure? Ans: flue gas
temp
is the gauge glass always a true indiction of boiler water level?
Ans: no the gauge glass valve may be shut or plugged
why are boiler inspections necessary? Ans: to detect unsafe
conditions
what is the purpose of boiler manhole and handholds? Ans: to
permit cleaning and inspection
a stop and check valve on a boiler permits feedwater flow from?
Ans: feedwater tank to boiler
why is it dangerous to operate a gas fired boiler below the normal
firing rate? Ans: the flame may be extinguished
what is a possible cause for a serious boiler explosion? Ans:
admission of fuel before ignition
© 2025 All rights reserved
boiler review practice test 1 2A Questions
and Answers
A gag is a clamp designed to prevent a________ from lifting during
a hydrostatic test Ans: safety valve
when the maximum allowable working pressure on a stationary
boiler exceeds 100psi each blowoff pipe shall have_______valve
according to ASME code Ans: two
in a surface condenser the steam________with the cooling water
Ans: does not mix
in the event property damage of personal injury due to a boiler
explosion the boiler owner shall make a written report to Ans:
the chief boiler inspector
the minimum amount of experience required for the special
engineer license in Minnesota is Ans: none required
during an accumulation test the boiler pressure must not rise
above________% above MAWP or the highest safety valve setting
Ans: 6
in minnesota a chief engineers licensen allows an individual to be
in charge of a maximum of_________ Ans: unlimited
the most important valve on a boiler is? Ans: the safety valve
© 2025 All rights reserved
, 2 | Page
mechanical draft introduced for combustion air in front of a
stoker fire is called? Ans: forced draft
what is the purpose of a high limit pressure operated combustion
control? Ans: cut off fuel supply
what may be the result of steam heated fuel oil heater that
develops a leak? Ans: oil enters the boiler
the purpose of a low water cutout on a steam boiler is to? Ans:
stop fire low water conditions
a gradual increase in stack temp tested at the boiler breeching
indicates? Ans: heating surfaces need cleaning
to restart water delivery in a steam bound boiler feedwater pump
the boiler operator may need to? Ans: cool the pump
a pyrometer is an instrument used to measure? Ans: flue gas
temp
is the gauge glass always a true indiction of boiler water level?
Ans: no the gauge glass valve may be shut or plugged
why are boiler inspections necessary? Ans: to detect unsafe
conditions
what is the purpose of boiler manhole and handholds? Ans: to
permit cleaning and inspection
a stop and check valve on a boiler permits feedwater flow from?
Ans: feedwater tank to boiler
why is it dangerous to operate a gas fired boiler below the normal
firing rate? Ans: the flame may be extinguished
what is a possible cause for a serious boiler explosion? Ans:
admission of fuel before ignition
© 2025 All rights reserved
