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Mechanical Engineering - Steam Boilers and Engines

Exercise : Steam Boilers and Engines - Section 1
16.
A device used to increase the temperature of saturated steam without raising its pressure, is called
blow off cock
fusible plug
superheater
stop valve
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
The diameter of flue tube in a Cornish boiler is __________ that of the shell.
one-fourth
one-third
two-fifth
three-fifth
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
An economiser __________ the steam raising capacity of a boiler.
increases
decreases
has no effect on
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
Fire tube boilers are
internally fired
externally fired
internally as well as externally fired
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
A safety valve usually employed with stationary boilers is
lever safety valve
dead weight safety valve
high steam and low water safety valve
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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