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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Bernoulli's equation is applied to

Pitot tube
Orifice meter
All of the listed here
Venturimeter

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Hydraulics and Fluid Mechanics in ME
For starting an axial flow pump, its delivery valve should be

Open
Could be either open or closed
Closed
Depends on starting condition and flow desired

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Hydraulics and Fluid Mechanics in ME
The time oscillation of a floating body with increase in meatcentric height will be

Higher
Same
Lower
Lower/higher depending on weight of body

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Hydraulics and Fluid Mechanics in ME
All the terms of energy in Bernoulli’s equation have dimension of

mass
work
length
energy

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Hydraulics and Fluid Mechanics in ME
The discharge through a small rectangular orifice is given by (where Cd = Coefficient of discharge for the orifice, a = Cross-sectional area of the orifice, h = Height of the liquid above the centre of the orifice)

Q = Cd × a × 2gh
Q = (3Cd × a)/√(2h)
Q = (2/3). Cd × a × h
Q = (Cd × a)/√(2gh)

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Hydraulics and Fluid Mechanics in ME
The length of a liquid stream while flowing over a weir __________ at the ends of the sill.

None of these
Contracts
Expands
Does not change

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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