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Fluid Mechanics MCQ Questions & Answers | Chemical Engineering

Learn Fluid Mechanics MCQ questions & answers are available for a Chemical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Fluid Mechanics MCQ question is the important chapter for a Chemical Engineering and GATE students. Page-9 section-3

Each section contains 100 MCQs on Fluid Mechanics .
81
The phenomenon occuring during pumping of a liquid solution containing dissolved gases, which may come out of the solution giving rise to gas pockets, is termed as
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Answer & Solution
Answer: Option B
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82
The maximum delivery pressure of compressors can be upto __________ atmospheres.
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Answer: Option D
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83
A centrifugal pump has the following specifications:
Power = 4 H.P.; Speed = 800 rpm
Head = 8 metres
Flow = 1000 litres/minutes.
If its speed is halved, then the new head will be __________ metres.
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Answer: Option A
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84
A mercury (specific gravity = 13.6) manometer connected across an orificemeter fitted in a pipe shows a manometer reading of 2 cms. If the manometer liquid is changed to carbon tetrachloride (specific gravity = 1.6), then for the same flow rate of water the new manometer reading will be __________ cms.
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Answer: Option A
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85
Hydrometer measures the specific gravity of liquids based on the principles of buoyancy. Pycnometer is used to measure the specific gravity of
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Answer: Option D
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86
Discharge from a 24 inch pipe of water at 10 ft/sec will be __________ ft3/sec.
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Answer: Option D
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87
Minimum fluidisation velocity for a specific system depends upon the
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Answer: Option D
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88
The ratio of width to depth for the most economical rectangular section in open channel flow is
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Answer: Option D
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89
Drag is defined as the force exerted by the
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Answer: Option B
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90
Slugging in a fluidised bed can be avoided by using
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Answer: Option C
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