ABSA Class 3B1 Certification Practice EXAM LATEST 100
QUESTIONS AND 100% Verified ANSWERS
The continuous blowdown collecting pipe is located where the concentration of dissolved solids is
greatest, which is _________ the operating water level:
A. Not relevant to
B. Exactly
C. Several centimeters below
D. Several centimeters above - answer>>C. Several centimeters below
The continual cascading of the mixture causes pulverization, due to:
1. Impact
2. Attrition
3, Crushing
A. 1, 2, 3
B. 1, 2
C. 1, 3
D. 2, 3 - answer>>A. 1, 2, 3
The forced draft fan pushes combustion air into the furnace, while the _________ draft fan draws out
the combustion gases and forces them up the stack:
A. Induced
B. Natural
C. Forced
,D. Axial - answer>>A. Induced
Draft is usually monitored at the following locations in a boiler:
1. Wind box
2. Furnace
3. Economizer inlet
4. Air heater inlet
A. 1, 2
B. 3, 4
C. 1, 2, 3, 4
D. 1, 2, 3 - answer>>C. 1, 2, 3, 4
Chelate method is used only on boilers that operate:
A. <4000 kPa
B. <4500 kPa
C. <5000 kPa
D. <5250 kPa - answer>>A. <4000 kPa
High purity contains ________ carryover:
A. Very little
B. No
C. A lot
D. Acceptable amounts of - answer>>A. Very little
, The axial thrust can be eliminated by the use of:
A. Single impeller
B. Opposed impellers
C. Centrifugal pump
D. Two stages - answer>>B. Opposed impellers
Higher temperature flue gas will be less dense causing __________ in natural draft:
A. Decrease
B. Increase
C. Maintain
D. No effect - answer>>B. Increase
Stamp symbol (UM) is used on pressure vessels that are:
A. Exempt from inspection
B. High Pressure
C. Inspected by jurisdiction authority
D. Follows CSA B51 code - answer>>A. Exempt from inspection
Low NOx natural gas burners have:
A. Longer orange flame
B. Longer blue flame
C. Shorter orange flame
QUESTIONS AND 100% Verified ANSWERS
The continuous blowdown collecting pipe is located where the concentration of dissolved solids is
greatest, which is _________ the operating water level:
A. Not relevant to
B. Exactly
C. Several centimeters below
D. Several centimeters above - answer>>C. Several centimeters below
The continual cascading of the mixture causes pulverization, due to:
1. Impact
2. Attrition
3, Crushing
A. 1, 2, 3
B. 1, 2
C. 1, 3
D. 2, 3 - answer>>A. 1, 2, 3
The forced draft fan pushes combustion air into the furnace, while the _________ draft fan draws out
the combustion gases and forces them up the stack:
A. Induced
B. Natural
C. Forced
,D. Axial - answer>>A. Induced
Draft is usually monitored at the following locations in a boiler:
1. Wind box
2. Furnace
3. Economizer inlet
4. Air heater inlet
A. 1, 2
B. 3, 4
C. 1, 2, 3, 4
D. 1, 2, 3 - answer>>C. 1, 2, 3, 4
Chelate method is used only on boilers that operate:
A. <4000 kPa
B. <4500 kPa
C. <5000 kPa
D. <5250 kPa - answer>>A. <4000 kPa
High purity contains ________ carryover:
A. Very little
B. No
C. A lot
D. Acceptable amounts of - answer>>A. Very little
, The axial thrust can be eliminated by the use of:
A. Single impeller
B. Opposed impellers
C. Centrifugal pump
D. Two stages - answer>>B. Opposed impellers
Higher temperature flue gas will be less dense causing __________ in natural draft:
A. Decrease
B. Increase
C. Maintain
D. No effect - answer>>B. Increase
Stamp symbol (UM) is used on pressure vessels that are:
A. Exempt from inspection
B. High Pressure
C. Inspected by jurisdiction authority
D. Follows CSA B51 code - answer>>A. Exempt from inspection
Low NOx natural gas burners have:
A. Longer orange flame
B. Longer blue flame
C. Shorter orange flame
