Exercise: Steam Boilers And Engines

Questions for: Steam Boilers And Engines

The pressure of steam in the engine cylinder at the beginning of the stroke is __________ the boiler pressure.
A:
equal to
B:
less than
C:
higher than
D:
Answer: B
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A single acting steam engine produces __________ power than that of double acting steam engine.
A:
equal
B:
half
C:
double
D:
four times
Answer: B
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The diameter of Cornish boiler varies from
A:
0.5 to 1 m
B:
1 to 2 m
C:
1.25 to 2.5 m
D:
2 to 3 m
Answer: B
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The average operating pressure of Benson boiler is
A:
100 bar
B:
150 bar
C:
200 bar
D:
250 bar
Answer: D
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The aim of a compound steam engine is
A:
to reduce the ratio of expansion in each cylinder
B:
to reduce the length of stroke
C:
to reduce the temperature range in each cylinder
D:
all of the above
Answer: D
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