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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The property by virtue of which a liquid opposes relative motion between its different layers is called

Osmosis
Coefficient of viscosity
Surface tension
Viscosity

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Hydraulics and Fluid Mechanics in ME
To avoid an interruption in the flow of a siphon, an air vessel is provided

At any point between inlet and outlet
At the inlet
At the outlet
At the summit

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Hydraulics and Fluid Mechanics in ME
Guide angle as per the aerofoil theory of Kaplan turbine blade design is defined as the angle between

Lift and tangential force
Drag and resultant force
Lift and drag
Lift and resultant force

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Hydraulics and Fluid Mechanics in ME
In a footstep bearing, if the speed of the shaft is doubled, then the torque required to overcome the viscous resistance will be

Four times
Sixteen times
Eight times
Double

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Hydraulics and Fluid Mechanics in ME
A large Reynold number is indication of

Highly turbulent flow
Smooth and streamline flow
Steady flow
Laminar flow

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Hydraulics and Fluid Mechanics in ME
If no resistance is encountered by displacement, such a substance is known as

Fluid
Gas
Water
Ideal fluid

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