Exercise: Steam Boilers And Engines

Questions for: Steam Boilers And Engines

Which of the following is a fire tube boiler ?
A:
Lansashire boiler
B:
Babcock and Wilcox boiler
C:
Yarrow boiler
D:
none of these
Answer: A
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Locomotive boiler produces steam at a very high rate.
A:
Yes
B:
No
C:
D:
Answer: A
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The diameter of internal flue tubes of a Lancashire boiler is about __________ that of its shell.
A:
one-fourth
B:
one-third
C:
two-fifth
D:
one-half
Answer: C
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In a La-mont boiler, there is a __________ circulation of water and steam.
A:
forced
B:
natural
C:
D:
Answer: A
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The ratio of heat actually used in producing the steam to the heat liberated in the furnace, is known as
A:
equivalent evaporation
B:
factor of evaporation
C:
boiler efficiency
D:
power of a boiler
Answer: C
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