Mechanical Engineering - Steam Boilers and Engines

46.
The function of a D-slide valve is to exhaust steam from the cylinder at proper moment.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
The mechanical draught produces more draught than natural draught.
True
False
Answer: Option
Explanation:
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48.
The water tube boilers produce steam at a __________ pressure than that of fire tube boilers.
lower
higher
Answer: Option
Explanation:
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49.
The mechanical draught __________ with the amount of smoke.
increases
decreases
does not effect
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
When the expansion of steam is carried out in a single cylinder and then exhausted into the atmosphere or a condenser, the engine is said to be a simple steam engine.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.