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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The units of kinematic viscosity are

metres² per sec
kg sec/meter
newton-sec per meter
newton-sec per meter

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Hydraulics and Fluid Mechanics in ME
The flow in which the particles of a fluid attain such velocities that varies from point to point in magnitude and direction as well as from instant to instant, is known as

Uniform flow
Steady flow
Turbulent flow
One dimensional flow

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Hydraulics and Fluid Mechanics in ME
The kinematic viscosity of an oil (in stokes) whose specific gravity is 0.95 and viscosity 0.011 poise, is

0.0116 stoke
0.0611 stoke
0.116 stoke
0.611 stoke

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Hydraulics and Fluid Mechanics in ME
In a centrifugal pump casing, the flow of water leaving the

Vortex
Radial
Axial
Centrifugal

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Hydraulics and Fluid Mechanics in ME
The total pressure on the top of a closed cylindrical vessel completely filled up with a liquid is

Directly proportional to (radius)2
Directly proportional to (radius)4
Inversely proportional to (radius)4
Inversely proportional to (radius)2

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Hydraulics and Fluid Mechanics in ME
Saving of work done and power by fitting an air vessel to single acting reciprocating pump is of the order of

49.2%
84.8%
68.8%
39.2%

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