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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest.

More than
Less than
None of these
Equal to

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Hydraulics and Fluid Mechanics in ME
A weir is said to be broad crested weir, if the width of the crest of the weir is ________ half the height of water above the weir crest.

Less than
More than
None of these
Equal to

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Hydraulics and Fluid Mechanics in ME
Puck up the wrong statement about centrifugal pump

Discharge a diameter
Power a speed⁴
Head a speed²
Head a diameter

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Hydraulics and Fluid Mechanics in ME
Property of a fluid by which its own molecules are attracted is called

adhesion
cohesion
compressibility
viscosity

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Hydraulics and Fluid Mechanics in ME
Bernoulli equation deals with the law of conservation of

momentum
mass
work
energy

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Hydraulics and Fluid Mechanics in ME
Coefficient of velocity of venturimeter

is independent of Reynolds number
None of these
decreases with higher Reynolds number
is equal to the coefficient of discharge of venturimeter

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