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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The depth of the bucket for a Pelton wheel is generally _________ the diameter of jet.

1.2 times
Double
Equal to
1.8 times

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

velocity
flow
pressure
dsscharge

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Hydraulics and Fluid Mechanics in ME
Stoke is the unit of

Dynamic viscosity in M. K. S. units
Kinematic viscosity in C. G. S. units
Dynamic viscosity in S. I. units
Kinematic viscosity in M. K. S. units

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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

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

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Hydraulics and Fluid Mechanics in ME
A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be

None of these
100m
1 m
10m

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Hydraulics and Fluid Mechanics in ME
The overall efficiency for a Pelton wheel lies between

0.75 to 0.85
0.85 to 0.90
0.65 to 0.75
0.50 to 0.65

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