STATIONARY ENGINEER LICENSE EXAM
2026-2027 QUESTIONS AND CORRECT
ANSWERS GRADED A+
Heat absorbed by water when is changes from liquid to steam at the boiling point is
called:
A. Sensible heat
B. Latent heat
C. Specific heat
D. Super heat
B. Latent Heat
Heat may be transferred in how many ways?
A. 1
B. 2
C. 3
D. 4
C. 3 ways: conduction, convection and radiation
A boiler horsepower is defined as:
A. 970.3 BTU
,B. Total heating surface times the evaporation factor
C. evaporation of 34.5 lb of water and at 212F per hour
D. evaporation of 34.5 lb of water from and at 212F per 8 hours
C. evaporation of 34.5 lb of water and at 212F per hour
A boiler's steam pressure gauge reads 150 psig. What is the absolute pressure?
A. 14.7 psia
B. 135.3 psia
C. 150 psia
D. 164.7 psia
D. 164.7 psia (150 psig + 14.7 psi = 164.7 psia)
What does 212F equal on the Celsius scale?
A. 32C
B. 100C
C. 180C
D. 970.3C
B. 100C
One boiler horsepower is equal to how many BTU's?
A. 970.3
B. 33,472 BTU
,C. 125,000 BTU
D. 288,000 BTU
B. 33,472 BTU
A British Thermal Unit is
A. the amount of heat needed to raise 1 lb of water 1F
B. the amount of heat needed to raise 1 lb of steam 1F
C. A unit of temperature measurement
D. the amount of heat in water between freezing and boiling
A. The amount of heat needed to raise 1 lb of water 1F
Hydronic heat is:
A. Steam heat
B. Hot water heat
C. Radiant heat
D. Heat of evaporation
B. Hot water heat
Superheated steam is:
A. reheated steam
B. very hot steam
C. flash steam
, D. saturated steam
B. Very hot steam
2,545 Btuh represents:
A. 1 brake horsepower
B. 1 kilowatt-hour
C. 1 horsepower-hour
D. 1 therm
C. 1 horsepower-hour
A throttling calorimeter is used to measure the quality of:
A. dry steam
B. saturated steam
C. superheated steam
D. BTU in coal
B. saturated steam
The amount of heat in 1 lb of saturated steam is approximately
A. 970.3 BTU
B. 1,150 BTU
C. 3,412 BTU
D. 100,000 BTU
2026-2027 QUESTIONS AND CORRECT
ANSWERS GRADED A+
Heat absorbed by water when is changes from liquid to steam at the boiling point is
called:
A. Sensible heat
B. Latent heat
C. Specific heat
D. Super heat
B. Latent Heat
Heat may be transferred in how many ways?
A. 1
B. 2
C. 3
D. 4
C. 3 ways: conduction, convection and radiation
A boiler horsepower is defined as:
A. 970.3 BTU
,B. Total heating surface times the evaporation factor
C. evaporation of 34.5 lb of water and at 212F per hour
D. evaporation of 34.5 lb of water from and at 212F per 8 hours
C. evaporation of 34.5 lb of water and at 212F per hour
A boiler's steam pressure gauge reads 150 psig. What is the absolute pressure?
A. 14.7 psia
B. 135.3 psia
C. 150 psia
D. 164.7 psia
D. 164.7 psia (150 psig + 14.7 psi = 164.7 psia)
What does 212F equal on the Celsius scale?
A. 32C
B. 100C
C. 180C
D. 970.3C
B. 100C
One boiler horsepower is equal to how many BTU's?
A. 970.3
B. 33,472 BTU
,C. 125,000 BTU
D. 288,000 BTU
B. 33,472 BTU
A British Thermal Unit is
A. the amount of heat needed to raise 1 lb of water 1F
B. the amount of heat needed to raise 1 lb of steam 1F
C. A unit of temperature measurement
D. the amount of heat in water between freezing and boiling
A. The amount of heat needed to raise 1 lb of water 1F
Hydronic heat is:
A. Steam heat
B. Hot water heat
C. Radiant heat
D. Heat of evaporation
B. Hot water heat
Superheated steam is:
A. reheated steam
B. very hot steam
C. flash steam
, D. saturated steam
B. Very hot steam
2,545 Btuh represents:
A. 1 brake horsepower
B. 1 kilowatt-hour
C. 1 horsepower-hour
D. 1 therm
C. 1 horsepower-hour
A throttling calorimeter is used to measure the quality of:
A. dry steam
B. saturated steam
C. superheated steam
D. BTU in coal
B. saturated steam
The amount of heat in 1 lb of saturated steam is approximately
A. 970.3 BTU
B. 1,150 BTU
C. 3,412 BTU
D. 100,000 BTU
