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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Water is a __________ fluid.

Ideal
Non-Newtonian
Real
Newtonian

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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

10m
100m
None of these
1 m

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Hydraulics and Fluid Mechanics in ME
One cubic metre of water weighs

1000 liters
100 liters
250 liters
500 liters

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Hydraulics and Fluid Mechanics in ME
In series-pipe problems

the discharge through each pipe is added to obtain total discharge
the head loss is same through each pipe
a trial solution is not necessary
the discharge is same through each pipe

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Hydraulics and Fluid Mechanics in ME
The hydraulic mean depth for a circular pipe of diameter (d) is

d/4
d/2
d/6
d

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Hydraulics and Fluid Mechanics in ME
In one dimensional flow, the flow

Takes place in curve
Is steady and uniform
Takes place in straight line
Takes place in one direction

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