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Mechanical Engineering - Steam Boilers and Engines

Exercise : Steam Boilers and Engines - Section 4
46.
The amount of water evaporated in kg per kg of fuel burnt is called
evaporative capacity of a boiler
equivalent evaporation from and at 100° C
boiler efficiency
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is __________ the lowpressure cylinder.
equal to
less than
more than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Babcock and Wilcox boiler is a stationary type of water tube boiler.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
A Cochran boiler is a horizontal multi-tubular boiler.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
In forced circulation steam boilers, the force is applied
to draw water
to circulate water
to drain off the water
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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