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Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

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Mechanical Engineering MCQs prepared for job test and interview preparation, especially for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover key topics such as Machine Design, Theory of Machines, Hydraulic Machines, and other important mechanical engineering concepts.

All Topics  1919

Steam in water tube boiler as compared to fire tube boiler_________________?
A can be raised rapidly
B is raisd at slower rate
C is raised at same rate
D could be raised at fast/slow rate depending on design
Correct Answer: can be raised rapidly
In accelerated circulation type boiler________________?
A heating takes place at bottom and the water supplied at bottom gets converted into the mixture of stdam bubbles and hot water which rise to durm
B water is supplied in drum and through downcomers” located in atmospheric conditon it passes to the water wall and rises to durm in the from of mixture of water and steam
C feed pump is employed to supplement natural circulation in water wall type furnace
D
Correct Answer: water is supplied in drum and through downcomers” located in atmospheric conditon it passes to the water wall and rises to durm in the from of mixture of water and steam
In forced recirculation type boiler__________________?
A heating takes place at bottom and the water supplied at bottom gets converted into the mixture of steam bubbles and hot water which rise to drum
B water is supplied in drum and through down-comers located in atmospheric condition it passes to the water wall and rises to drum in the form of mixture of water and steam
C feed pump is employed to supplement natural circulation in water wall type furnace
D water is converted into steam in one pass without any recirculation
Correct Answer: feed pump is employed to supplement natural circulation in water wall type furnace
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