Power Engineering 3B1 Chapter 3 Already Passed Questions and Answers 2024
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Course
Power Engineering
Institution
Power Engineering
Power Engineering 3B1 Chapter 3 Already Passed Questions and Answers 2024
What is meant by the foundation of a boiler?
a. The person who designed the boiler
b. The ground support of the boiler
c. The setting of the boiler
d. The steel work of the boiler
e. The support beams on top of a boiler...
Power Engineering 3B1 Chapter 3 Already
Passed Questions and Answers 2024
What is meant by the foundation of a boiler?
a. The person who designed the boiler
b. The ground support of the boiler
c. The setting of the boiler
d. The steel work of the boiler
A
e. The support beams on top of a boiler - ANS b
VI
Every boiler must be supported by a good foundation
To allow for expansion
To avoid movement due to settling
TU
To prevent extra stress in connected pipework
To allow accurate water indication of the boiler
a. 1,2,3,4
b. 1,3,4
IS
c. 2,3,4
d. 1,2
e. 2,4 - ANS e
OM
Why do boilers have allowances for expansion?
To prevent the brickwork from cracking
To prevent undue stress on the pipework
To prevent thermal shock to the steam drum
NA
Because the boiler is not always operating at the same temperature
1,2,4
2,3,4
1,2
JP
2,4
2,3 - ANS a
The boiler pressure parts are allowed to expand __________ from the main supports at
the top.
a. up wards
b. sideways
c. downwards
d. static - ANS c
, Upon completion of the structural steel installation, the "U" shaped hangers are
attached to the structural steel for support of the main steam ______.
a. header
b. drum
c. superheater
d. economizer - ANS b
The drum is supported by U-bolts, which permit linear movement of the drum with
___________ variations.
A
a. temperature
b. size
VI
c. pressure
d. small - ANS a
TU
The ______ is used as the major anchor point for other boiler components, and for this
reason, accurate location is important.
a. structure
b. header
IS
c. superheater
d. drum - ANS d
OM
The bottom-supported boiler has concrete drum _________, which support the bottom
drum and bottom headers.
a. hangers
b. holders
c. foundations
NA
d. feet - ANS c
The boiler tubes themselves are used to support the top _____ in a bottom-supported
boiler.
a. cover
JP
b. drum
c. header
d. tubes - ANS b
All piping and ductwork must have provision for _______
a. expansion
b. installation
c. vibration
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