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Hydraulics and Fluid Mechanics in ME

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.

None of these
Less than
Equal to
More than

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Hydraulics and Fluid Mechanics in ME
By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power. This saving in case of a single acting reciprocating pump is

0.488
0.848
0.884
0.392

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Hydraulics and Fluid Mechanics in ME
Which of the following has highest coefficient of discharge ?

Borda’s mouthpiece running full
sharp edged orifice
CipoUetti weir
venturimeter

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Hydraulics and Fluid Mechanics in ME
Which of the following is the unit of kinematic viscosity

faraday
pascal
poise
stoke

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Hydraulics and Fluid Mechanics in ME
Hydraulic accumulator is used for

Supplying large quantities of oil for very short duration
Supplying energy when main supply fails
Accumulating oil
Generally high pressures to operate hydraulic machines

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Hydraulics and Fluid Mechanics in ME
The impeller of a centrifugal pump may have

Any one of these
Volute casing with guide blades
Vortex casing
Volute casing

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