Stationary Engineer Exam Part 2 questions with verified ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
detailed answers
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A low pressure steam boiler has a maximum allowable working pressure (MAWP) of up
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
to___ - correct answer✔✔15 psi. ||\\//|| ||\\//|| ||\\//|| ||\\//||
In a firetube boiler, the heat and gases of combustion pass ___ - correct answer✔✔Through
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
the tubes ||\\//||
A firetube boiler may be used _____ - correct answer✔✔In high or low pressure plants
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Because of the large volume of water, the boiler most likely to cause a boiler explosion is - ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
correct answer✔✔A firetube boiler ||\\//|| ||\\//|| ||\\//||
A horizontal return tubular (HRT) boiler is a _____ boiler - correct answer✔✔Firetube
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
A sudden drop in boiler steam pressure without a corresponding drop in boiler water
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
temperature could result in ______ - correct answer✔✔A boiler explosion ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
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 - correct answer✔✔Heating surface||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
The comparison, or ratio, of heat supplied in fuel to heat absorbed by water is defined as
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
_____ efficiency - correct answer✔✔thermal ||\\//|| ||\\//|| ||\\//|| ||\\//||
The steam and water drum of watertube boilers is dished (concave) to eliminate the need
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
for ____ - correct answer✔✔stays ||\\//|| ||\\//|| ||\\//|| ||\\//||
, Vertical firetube boilers require what 3 things - correct answer✔✔High Ceilings, ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Less floor space, ||\\//|| ||\\//||
The use of staybolts ||\\//|| ||\\//|| ||\\//||
In a watertube boiler, the heat and gases of combustion pass where? - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Around the tubes ||\\//|| ||\\//||
The ___ boiler has a large volume of water in relation to horsepower size - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔firetube
The mud drum is the lowest part of the water side of a _____ boiler - correct
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answer✔✔Watertube
Boiler plates and staybolts are subjected to _____ stress - correct answer✔✔tensile
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Safety valve connections must be approved by the ____ - correct answer✔✔American
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Society of Mechanical Engineers ||\\//|| ||\\//|| ||\\//||
The most important fitting on a boiler is the _____ - correct answer✔✔Safety valve
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
To prevent failure from pressure over the MAWP, all steam boilers must be equipped with at
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
least one ____ - correct answer✔✔safety valve
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
A safety valve will _____ - correct answer✔✔Prevent the boiler from exceeding its MAWP
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Safety valves are designed to _____ - correct answer✔✔pop open ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
detailed answers
||\\//|| ||\\//||
A low pressure steam boiler has a maximum allowable working pressure (MAWP) of up
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
to___ - correct answer✔✔15 psi. ||\\//|| ||\\//|| ||\\//|| ||\\//||
In a firetube boiler, the heat and gases of combustion pass ___ - correct answer✔✔Through
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
the tubes ||\\//||
A firetube boiler may be used _____ - correct answer✔✔In high or low pressure plants
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Because of the large volume of water, the boiler most likely to cause a boiler explosion is - ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
correct answer✔✔A firetube boiler ||\\//|| ||\\//|| ||\\//||
A horizontal return tubular (HRT) boiler is a _____ boiler - correct answer✔✔Firetube
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
A sudden drop in boiler steam pressure without a corresponding drop in boiler water
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
temperature could result in ______ - correct answer✔✔A boiler explosion ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
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 - correct answer✔✔Heating surface||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
The comparison, or ratio, of heat supplied in fuel to heat absorbed by water is defined as
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
_____ efficiency - correct answer✔✔thermal ||\\//|| ||\\//|| ||\\//|| ||\\//||
The steam and water drum of watertube boilers is dished (concave) to eliminate the need
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
for ____ - correct answer✔✔stays ||\\//|| ||\\//|| ||\\//|| ||\\//||
, Vertical firetube boilers require what 3 things - correct answer✔✔High Ceilings, ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Less floor space, ||\\//|| ||\\//||
The use of staybolts ||\\//|| ||\\//|| ||\\//||
In a watertube boiler, the heat and gases of combustion pass where? - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Around the tubes ||\\//|| ||\\//||
The ___ boiler has a large volume of water in relation to horsepower size - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔firetube
The mud drum is the lowest part of the water side of a _____ boiler - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔Watertube
Boiler plates and staybolts are subjected to _____ stress - correct answer✔✔tensile
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Safety valve connections must be approved by the ____ - correct answer✔✔American
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Society of Mechanical Engineers ||\\//|| ||\\//|| ||\\//||
The most important fitting on a boiler is the _____ - correct answer✔✔Safety valve
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
To prevent failure from pressure over the MAWP, all steam boilers must be equipped with at
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
least one ____ - correct answer✔✔safety valve
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
A safety valve will _____ - correct answer✔✔Prevent the boiler from exceeding its MAWP
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
Safety valves are designed to _____ - correct answer✔✔pop open ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
