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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The body will float if the force of buoyancy is ___ the weight of the liquid displaced.

Equal to
None of the listed here
More than
Less than

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Hydraulics and Fluid Mechanics in ME
According to Manning's formula, the discharge through an open channel is (where M = Manning's constant)

A × M × m2/3 × i1/2
A × M × m1/2 × i2/3
A2/3 × M1/3 × m × i
A1/2 × M2/3 × m × i

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Hydraulics and Fluid Mechanics in ME
Which of the following manometer has highest sensitivity

inclined U-tube
U-tube with water
U-tube with mercury
micro-manometer with water

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Hydraulics and Fluid Mechanics in ME
The maximum number of jets generally employed in impulse turbine without jet interference is

12
8
4
6

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Hydraulics and Fluid Mechanics in ME
A Pelton wheel is

Inward flow impulse turbine
Tangential flow impulse turbine
Inward flow reaction turbine
Outward flow impulse turbine

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Hydraulics and Fluid Mechanics in ME
The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream

May increase/decrease
Keeps on increasing
Remain constant
Keeps on decreasing

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