Boiler Exam Study Guide 1 Exam 2024 Questions with Answer, Rated To Pass
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Course
Boiler
Institution
Boiler
15 psi - cORRECT sOLUTION A low pressure steam boiler has a maximum allowable working pressure (MAWP) of up to ___.
One boiler horsepower - cORRECT sOLUTION The evaporation of 34.5 lb of water/hr from and at a feedwater temperature of 212°F
through the tubes - c...
Boiler Exam Study Guide 1 Exam 2024
Questions with Answer, Rated To Pass
15 psi - cORRECT sOLUTION A low pressure steam boiler has a
maximum allowable working pressure (MAWP) of up to ___.
One boiler horsepower - cORRECT sOLUTION The evaporation of 34.5
lb of water/hr from and at a feedwater temperature of 212°F
through the tubes - cORRECT sOLUTION In a firetube boiler, the heat
and gases of combustion pass ___.
in high or low pressure plants - cORRECT sOLUTION A firetube boiler
may be used ___.
a firetube boiler - cORRECT sOLUTION Because of the large volume of
water, the boiler most likely to cause a boiler explosion is ___.
firetube - cORRECT sOLUTION A horizontal return tubular (HRT)
boiler is a ___ boiler.
temperature - cORRECT sOLUTION As steam pressure in a boiler
increases, there is a corresponding increase in the ___.
a boiler explosion - cORRECT sOLUTION A sudden drop in boiler
steam pressure without a corresponding drop in boiler water temperature could
result in ___.
,heating surface - cORRECT sOLUTION The part of a boiler that has the
heat and gases of combustion on one side and water on the other side is known as
the ___.
thermal - cORRECT sOLUTION The comparison, or ratio, of heat
supplied in fuel to heat absorbed by water is defined as ___ efficiency.
boiler heating surface - cORRECT sOLUTION Baffles are designed to
direct the gases of combustion so that they come into close contact with the ___.
stays - cORRECT sOLUTION The steam and water drum of watertube
boilers is dished (concave) to eliminate the need for ___.
waterwalls - cORRECT sOLUTION To increase the life of a furnace
refractory, some watertube boilers are equipped with ___.
high ceilings, less floor space, and the use of staybolts - cORRECT sOLUTION
Vertical firetube boilers require ___.
around the tubes - cORRECT sOLUTION In a watertube boiler, the heat
and gases of combustion pass ___.
firetube - cORRECT sOLUTION The ___ boiler has a large volume of
water in relation to horsepower size.
a firetube boiler (high or low pressure) - cORRECT sOLUTION Stays
and braces are needed to prevent bulging in ___.
,watertube - cORRECT sOLUTION The ___ boiler was developed to
provide steam at higher pressures.
watertube - cORRECT sOLUTION The mud drum is the lowest part of
the water side of a(n) ___ boiler.
tensile - cORRECT sOLUTION Boiler plates and staybolts are subjected
to ___ stress.
American Society of Mechanical Engineers (ASME) - cORRECT sOLUTION
Safety valve connections must be approved by the ___.
safety and efficiency - cORRECT sOLUTION Boiler fittings are
necessary for ___.
safety valve - cORRECT sOLUTION The most important fitting on a
boiler is the ___.
safety valve - cORRECT sOLUTION To prevent failure from pressure
over the MAWP, all steam boilers must be equipped with at least one ___.
prevent the boiler from exceeding its MAWP - cORRECT sOLUTION A
safety valve will ___.
pop open - cORRECT sOLUTION Safety valves are designed to ___.
before the main safety valves are set to open - cORRECT sOLUTION
Superheater safety valves are set to open ___.
, at least 75% of the popping pressure - cORRECT sOLUTION When
testing a safety valve by hand, there must be ___.
safety valve manufacturer or manufacturer's authorized representative - cORRECT
sOLUTION Any repairs to a safety valve should be done by the ___.
qualified person who is familiar with the contruction and operation of a safety
valve - cORRECT sOLUTION The setting or adjusting of a safety valve
should only be done by the ___.
an accumulation test is put on the boiler - cORRECT sOLUTION If it is
necessary to test the relieving capacity of a safety valve, ___.
pounds of steam per hour capable of discharging under a given pressure -
cORRECT sOLUTION The relieving capacity of a safety valve is
measured in ___.
reduce turbulence in the gauge glass to get a more accurate reading of the water
level in the boiler - cORRECT sOLUTION The main purpose of a water
column is to ___.
a secondary means of determining water level in a boiler. - cORRECT sOLUTION
Try cocks are ___.
using the try cocks - cORRECT sOLUTION When replacing a broken
gauge glass, the water level is checked by ___.
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