Exercise: Steam Boilers And Engines

Questions for: Steam Boilers And Engines

Which of the following compound steam engine requires a smaller flywheel ?
A:
Receiver type
B:
Tandem type
C:
Woolf type
D:
all of these
Answer: A
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Water tube boilers are
A:
internally fired
B:
externally fired
C:
internally as well as externally fired
D:
none of these
Answer: B
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For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be
A:
one-half the height of chimney
B:
equal to the height of chimney
C:
two times the height of chimney
D:
four times the height of chimney
Answer: B
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The crown of the fire box is made hemispherical in order to resist intense heat in the fire box.
A:
True
B:
False
C:
D:
Answer: A
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In a boiler, the heat is lost
A:
to dry flue gases
B:
in moisture present in the fuel
C:
to steam formed by combustion of hydrogen per kg of fuel
D:
all of the above
Answer: D
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