Stationary Engineer Exam Part 2 questions and
answers with solutions
A low pressure steam boiler has a maximum allowable working pressure
(MAWP) of up to___ - ANSWER 15 psi.
In a firetube boiler, the heat and gases of combustion pass ___ -
ANSWER Through the tubes
A firetube boiler may be used _____ - ANSWER In high or low pressure
plants
Because of the large volume of water, the boiler most likely to cause a
boiler explosion is - ANSWER A firetube boiler
A horizontal return tubular (HRT) boiler is a _____ boiler - ANSWER
Firetube
A sudden drop in boiler steam pressure without a corresponding drop in
boiler water temperature could result in ______ - 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 - ANSWER Heating
surface
The comparison, or ratio, of heat supplied in fuel to heat absorbed by
water is defined as _____ efficiency - ANSWER thermal
The steam and water drum of watertube boilers is dished (concave) to
eliminate the need for ____ - ANSWER stays
Vertical firetube boilers require what 3 things - ANSWER High Ceilings,
Less floor space,
The use of staybolts
In a watertube boiler, the heat and gases of combustion pass where? -
ANSWER Around the tubes
The ___ boiler has a large volume of water in relation to horsepower size
- ANSWER firetube
The mud drum is the lowest part of the water side of a _____ boiler -
ANSWER Watertube
Boiler plates and staybolts are subjected to _____ stress - ANSWER
tensile
answers with solutions
A low pressure steam boiler has a maximum allowable working pressure
(MAWP) of up to___ - ANSWER 15 psi.
In a firetube boiler, the heat and gases of combustion pass ___ -
ANSWER Through the tubes
A firetube boiler may be used _____ - ANSWER In high or low pressure
plants
Because of the large volume of water, the boiler most likely to cause a
boiler explosion is - ANSWER A firetube boiler
A horizontal return tubular (HRT) boiler is a _____ boiler - ANSWER
Firetube
A sudden drop in boiler steam pressure without a corresponding drop in
boiler water temperature could result in ______ - 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 - ANSWER Heating
surface
The comparison, or ratio, of heat supplied in fuel to heat absorbed by
water is defined as _____ efficiency - ANSWER thermal
The steam and water drum of watertube boilers is dished (concave) to
eliminate the need for ____ - ANSWER stays
Vertical firetube boilers require what 3 things - ANSWER High Ceilings,
Less floor space,
The use of staybolts
In a watertube boiler, the heat and gases of combustion pass where? -
ANSWER Around the tubes
The ___ boiler has a large volume of water in relation to horsepower size
- ANSWER firetube
The mud drum is the lowest part of the water side of a _____ boiler -
ANSWER Watertube
Boiler plates and staybolts are subjected to _____ stress - ANSWER
tensile
