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Hydraulics and Fluid Mechanics in ME

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

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

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Hydraulics and Fluid Mechanics in ME
If the depth of water in an open channel is greater than the critical depth, the flow is called

Tranquil flow
Turbulent flow
Torrential flow
Critical flow

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Hydraulics and Fluid Mechanics in ME
The ratio of absolute viscosity to mass density is known as

coefficient of viscosity
kinematic viscosity
viscosity index
specific viscosity

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Hydraulics and Fluid Mechanics in ME
In series-pipe problems

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

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

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

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Hydraulics and Fluid Mechanics in ME
The Metacentric heights of two floating bodies A and B are 1 m and 1.5 m respectively. Select the correct statement.

The bodies A and B have equal stability
The bodies A and B are unstable
The body B is more stable than body A
The body A is more stable than body B

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