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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
An odd shaped body weighing 7.5 kg and occupying 0.01 m3 volume will be completely submerged in a fluid having specific gravity of

1
0.75
0.8
1.2

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Hydraulics and Fluid Mechanics in ME
High specific speed of turbine implies it is

None of the listed here
Impulse turbine
Propeller turbine
Francis turbine

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Hydraulics and Fluid Mechanics in ME
The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the submerged body is called

Buoyancy
Up-thrust
Reaction
Metacentre

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Hydraulics and Fluid Mechanics in ME
The Francis formula for the discharge over Cipoletti weir is

1.84 LH
1.84 LH3/2
1.84 LH5/2
1.84 LH1/2

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Hydraulics and Fluid Mechanics in ME
A balloon lifting in air follows the following principle

principle of buoyancy
law of gravitation
Archimedes principle
All of these

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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

Critical flow
Torrential flow
Turbulent flow
Tranquil flow

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