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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
If the dynamic viscosity of a fluid is 0.5 poise and specific gravity is 0.5, then the kinematic viscosity of that fluid in stokes is

None of these
0.5
0.25
1

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Hydraulics and Fluid Mechanics in ME
A turbine pump is basically a centrifugal pump equipped additionally with

Adjustable blades
Backward curved blades
Vaned diffusion casing
Inlet guide blades

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Hydraulics and Fluid Mechanics in ME
In a forced vortex, the velocity of flow everywhere within the fluid is

minimum
maximum
zero
non-zero finite

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Hydraulics and Fluid Mechanics in ME
The pressure of fluid due to hammer blow is

Inversely proportional to (density)1/2 of fluid
Directly proportional to density of fluid
Inversely proportional to density of fluid
Directly proportional to (density)1/2 of fluid

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Hydraulics and Fluid Mechanics in ME
A square surface 3 m × 3 m lies in a vertical line in water pipe its upper edge at water surface. The hydrostatic force on square surface is

27,000 kg
9,000 kg
18,000 kg
13,500 kg

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Hydraulics and Fluid Mechanics in ME
The total pressure on the top of a closed cylindrical vessel of radius (r) completely filled up with liquid of specific weight (w) and rotating at (ω) rad/s about its vertical axis, is

π w ω² r⁴/4g
π w ω² r²/4g
π w ω² r²/2g
π w ω² r³/4g

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