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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit discharge of wheel is

2.5 m3/s
0.25 m3/s
1.5 m3/s
0.5 m3/s

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Hydraulics and Fluid Mechanics in ME
When the flow in an open channel is gradually varied, the flow is said to be

Unsteady uniform flow
Steady non-uniform flow
Unsteady non-uniform flow
Steady uniform flow

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Hydraulics and Fluid Mechanics in ME
Pitot tube is used for measurement of

velocity
dsscharge
flow
pressure

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Hydraulics and Fluid Mechanics in ME
Equation of continuity is based on the principle of conservation of

None of these
momentum
energy
mass

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Hydraulics and Fluid Mechanics in ME
The buoyancy depends upon the

Compressibility of the liquid
Viscosity of the liquid
Weight of the liquid displaced
Pressure with which the liquid is displaced

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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

0.392
0.488
0.848
0.884

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