ABSA 4B ACTUAL QUESTIONS AND
VERIFIED ANSWERS COMPLETE STUDY
PACK
●● Fluid film lubrication:
1-Eliminates all bearing friction
2-Is different from flood lubrication
3-Supports heavy loads
4-Prevents wear during start-up
Answer: 3
●● Which definition does NOT match the purpose of a pump?
1-Provides lubricating oil and supplies fuel to oil burners
2-Circulates cooling water in a system, often called a cooling water
pump
3-Supplies potable water, is also known as a domestic water pump
4-Provides a chemical feed in small capacity units
Answer: 1
●● Which code describes the recommended procedure for testing flame
safeguard devices?
1-ASME-BPVC.VI
2-ASME-B31.5
,3-ASME Section IV
4-ASME Section I|
Answer: 1
●● Negative pressure in a sanitary drainage system may result in:
1-Clogging of drain pipes
2-Build up of scale in water closets
3-Loss of trap sealing water
4-Forcing of sewer gases through traps
Answer: 3
●● _are often used to aid the return of condensate through the return
piping of large complexes.
1-Boiler feed pumps
2-Vacuum injectors
3-Vacuum pumps
4-Vacuum breakers
Answer: 3
●● With regard to hot oil leaving the heater, the operating parameter of
particular importance is the oil:
1-Pressure
2-Velocity
,3-Temperature
4-Viscosity
Answer: 3
●● When control of lighting from four locations is required:
1-A single 4-way switch is used
2-The system must be an engineered design, according to the Canadian
Electrical Code
3-A combination of 3-way switches and 4-way switches are used
4-Four two-way switches are used
Answer: 3
●● A turbine overspeed trip:
1-Trips the turbine if it is overloaded
2-Is installed on all turbines
Answer: 2
●● Short radius elbows should be provided with
1-Stiffeners
2-Turning vanes
3-Mitre elbows
4-Noise attenuators
, Answer: 2
●● _ are often used to aid the return of condensate through the return
piping of large complexes.
1-Boiler feed pumps
2-Vacuum injectors
3-Vacuum pumps / Correct
4- vacuum breakers
Answer: 3
●● Compared to a steam heating system, if a hot water heating system
develops a leak, damage will
1-Be greater in the steam system
2-Be greater in the hot water system
3-Be about the same in either system
4-Be minimal due to the automatic drain system
Answer: 2
●● When replacing or removing an anti-friction ball bearing, the applied
force should:
1-Not be transmitted through the bearing balls
2-Always be against the inner race
3-Always be against the outer race
VERIFIED ANSWERS COMPLETE STUDY
PACK
●● Fluid film lubrication:
1-Eliminates all bearing friction
2-Is different from flood lubrication
3-Supports heavy loads
4-Prevents wear during start-up
Answer: 3
●● Which definition does NOT match the purpose of a pump?
1-Provides lubricating oil and supplies fuel to oil burners
2-Circulates cooling water in a system, often called a cooling water
pump
3-Supplies potable water, is also known as a domestic water pump
4-Provides a chemical feed in small capacity units
Answer: 1
●● Which code describes the recommended procedure for testing flame
safeguard devices?
1-ASME-BPVC.VI
2-ASME-B31.5
,3-ASME Section IV
4-ASME Section I|
Answer: 1
●● Negative pressure in a sanitary drainage system may result in:
1-Clogging of drain pipes
2-Build up of scale in water closets
3-Loss of trap sealing water
4-Forcing of sewer gases through traps
Answer: 3
●● _are often used to aid the return of condensate through the return
piping of large complexes.
1-Boiler feed pumps
2-Vacuum injectors
3-Vacuum pumps
4-Vacuum breakers
Answer: 3
●● With regard to hot oil leaving the heater, the operating parameter of
particular importance is the oil:
1-Pressure
2-Velocity
,3-Temperature
4-Viscosity
Answer: 3
●● When control of lighting from four locations is required:
1-A single 4-way switch is used
2-The system must be an engineered design, according to the Canadian
Electrical Code
3-A combination of 3-way switches and 4-way switches are used
4-Four two-way switches are used
Answer: 3
●● A turbine overspeed trip:
1-Trips the turbine if it is overloaded
2-Is installed on all turbines
Answer: 2
●● Short radius elbows should be provided with
1-Stiffeners
2-Turning vanes
3-Mitre elbows
4-Noise attenuators
, Answer: 2
●● _ are often used to aid the return of condensate through the return
piping of large complexes.
1-Boiler feed pumps
2-Vacuum injectors
3-Vacuum pumps / Correct
4- vacuum breakers
Answer: 3
●● Compared to a steam heating system, if a hot water heating system
develops a leak, damage will
1-Be greater in the steam system
2-Be greater in the hot water system
3-Be about the same in either system
4-Be minimal due to the automatic drain system
Answer: 2
●● When replacing or removing an anti-friction ball bearing, the applied
force should:
1-Not be transmitted through the bearing balls
2-Always be against the inner race
3-Always be against the outer race
