MCQs
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Question 3171. Bernoulli’s equation for fluid flow is derived following certain assumptions. Out of the assumptions listed below, which set of assumptions is used in derivation of Bernoulli’s equation? A. Fluid flow is frictionless & irrotational. B. Fluid flow is steady. C. Fluid flow is uniform & turbulent. D. Fluid is compressible. E. Fluid is incompressible ?
Answer: Option C. -> A, B, E
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Answer: Option D. -> All A., B. and C.
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Answer: Option A. -> High head
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Answer: Option C. -> Needle valve
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Answer: Option D. -> None of these
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Answer: Option A. -> Manometric
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Answer: Option D. -> First decreases, and then increases
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Answer: Option B. -> Making the friction in pipe uniform
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Answer: Option B. -> Back pressure
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Answer: Option C. -> Approximately as the square of the velocity
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