ABSA 3B2 Exam | Questions with Verified Answers | Latest 2025/2026
ABSA 3B2 Questions
Study online at https://quizlet.com/_f6btdx
1. What can not be used to to control an overspeed trip Pneumatic
2. What refrigerants are most commonly used in an ab- ammonia and water
sorption refrigeration system
3. Where is the flare pit located in an industrial waste- oil/water separation pit
water treatment plant
4. What are 2 common fired heaters indirect and direct
5. What is the value of a convgerent nozzle inlet 0.577
6. What type of turbines use the exhaust steam for a non condensing/back
process after the fact pressure turbine
7. Purpose of a dummy piston on a steam turbine exert a thrust force on the
piston ion the opposite di-
rection to normal thrust
force
8. Purpose of a turning gear prevent hogging
9. Speed sensitive governors mechanical
mechanical hydraulic
electric hydraulic
10. What would cause an overspeed to activate ...
11. What happens when an overspeed trip activates steam supply inlet closes
12. Most efficient coolant for refrigerant water cooling
13. Condenser safety devices atmospheric relief device
and high water level
1/7
, ABSA 3B2 Questions
Study online at https://quizlet.com/_f6btdx
14. In a reaction turbine stationary blade what occurs velocity increases
Pressure drops
15. In a reaction turbine when the steam from the station impulse force on the blade
blade is admitted too the moving blade what force and blade shape creates a
does the steam exert reaction force
16. What is the main purpose of a thrust bearing absorb axial thrust
17. What types of oils system does a medium sized turbine ring oiled and circulating
oil system
18. What type of oil system does a large turbine have oil circulating systems that
supply lube oil to the tur-
bine bearings, the bear-
ings of the driven machine
and the reducing gear
19. When a turbine is stopped what is turned on barring gear or aux oil
pump
20. What type of governor Is used when a governor is speed sensitive
attached to the turbine shaft
21. What does the governor do when it speed up flyweights move outward
closing the steam stop
valve
22. A overspeed trip is an integral part of the governing prevents steam from en-
system in that it ... tering the turbine if the
speed gets too high
23. On an electroic overspeed, the turbine won't trip until 2
____ sensors sense an overspeed condition
2/7
ABSA 3B2 Questions
Study online at https://quizlet.com/_f6btdx
1. What can not be used to to control an overspeed trip Pneumatic
2. What refrigerants are most commonly used in an ab- ammonia and water
sorption refrigeration system
3. Where is the flare pit located in an industrial waste- oil/water separation pit
water treatment plant
4. What are 2 common fired heaters indirect and direct
5. What is the value of a convgerent nozzle inlet 0.577
6. What type of turbines use the exhaust steam for a non condensing/back
process after the fact pressure turbine
7. Purpose of a dummy piston on a steam turbine exert a thrust force on the
piston ion the opposite di-
rection to normal thrust
force
8. Purpose of a turning gear prevent hogging
9. Speed sensitive governors mechanical
mechanical hydraulic
electric hydraulic
10. What would cause an overspeed to activate ...
11. What happens when an overspeed trip activates steam supply inlet closes
12. Most efficient coolant for refrigerant water cooling
13. Condenser safety devices atmospheric relief device
and high water level
1/7
, ABSA 3B2 Questions
Study online at https://quizlet.com/_f6btdx
14. In a reaction turbine stationary blade what occurs velocity increases
Pressure drops
15. In a reaction turbine when the steam from the station impulse force on the blade
blade is admitted too the moving blade what force and blade shape creates a
does the steam exert reaction force
16. What is the main purpose of a thrust bearing absorb axial thrust
17. What types of oils system does a medium sized turbine ring oiled and circulating
oil system
18. What type of oil system does a large turbine have oil circulating systems that
supply lube oil to the tur-
bine bearings, the bear-
ings of the driven machine
and the reducing gear
19. When a turbine is stopped what is turned on barring gear or aux oil
pump
20. What type of governor Is used when a governor is speed sensitive
attached to the turbine shaft
21. What does the governor do when it speed up flyweights move outward
closing the steam stop
valve
22. A overspeed trip is an integral part of the governing prevents steam from en-
system in that it ... tering the turbine if the
speed gets too high
23. On an electroic overspeed, the turbine won't trip until 2
____ sensors sense an overspeed condition
2/7
