STATIONARY ENGINEERING
COMPREHENSIVE EXAMINATION TEST
2026 FULL QUESTIONS AND CORRECT
ANSWERS
◉The probable cause of an increase in the temperature of gases of
combustion at the boiler outlet is _________. Answer: Dirty heating
surfaces
◉Boilers in a battery equipped with ______ must have two main
steam stop valves and a free-blowing drain between them. Answer:
Manhole openings
◉In order to be sure the gauge glass is indicating an accurate water
level reading, the stationary engineer should_____. Answer:
Blowdown the gauge glass
◉A continuous blowdown line is located __________. Answer: in the
steam and water drum, well below the N.O.W.L
◉A temperature reading of 80*C is eqaul to_____ *F. Answer: 176
, ◉A chimney temperature of 250*F above steam temperature
indicates __________. Answer: Poor efficiency
◉A manometer is read in___________. Answer: Inches of water
◉The boiling point of water will ______ with an increase in pressure.
Answer: Be raised
◉If a lather is not obtained when performing a soap hardness test,
the water sample is_______. Answer: Hard
◉Combustion efficiency can be increased when air is _______.
Answer: Pre heated
◉___________ draft is produced by a fan located between the boiler
and the chimney. Answer: Induced
◉The overspeed trip on a steam turbine should be tested _________.
Answer: Before putting the turbine on-line
◉A high CO2 reading in the gases of combustion is a sign of
__________. Answer: High combustion efficiency
COMPREHENSIVE EXAMINATION TEST
2026 FULL QUESTIONS AND CORRECT
ANSWERS
◉The probable cause of an increase in the temperature of gases of
combustion at the boiler outlet is _________. Answer: Dirty heating
surfaces
◉Boilers in a battery equipped with ______ must have two main
steam stop valves and a free-blowing drain between them. Answer:
Manhole openings
◉In order to be sure the gauge glass is indicating an accurate water
level reading, the stationary engineer should_____. Answer:
Blowdown the gauge glass
◉A continuous blowdown line is located __________. Answer: in the
steam and water drum, well below the N.O.W.L
◉A temperature reading of 80*C is eqaul to_____ *F. Answer: 176
, ◉A chimney temperature of 250*F above steam temperature
indicates __________. Answer: Poor efficiency
◉A manometer is read in___________. Answer: Inches of water
◉The boiling point of water will ______ with an increase in pressure.
Answer: Be raised
◉If a lather is not obtained when performing a soap hardness test,
the water sample is_______. Answer: Hard
◉Combustion efficiency can be increased when air is _______.
Answer: Pre heated
◉___________ draft is produced by a fan located between the boiler
and the chimney. Answer: Induced
◉The overspeed trip on a steam turbine should be tested _________.
Answer: Before putting the turbine on-line
◉A high CO2 reading in the gases of combustion is a sign of
__________. Answer: High combustion efficiency
