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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The width of the bucket for a Pelton wheel is generally ________ the diameter of jet.

Five times
Three times
Double
Four times

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Hydraulics and Fluid Mechanics in ME
Due to each end contraction, the discharge of rectangular sharp crested weir is reduced by

0.2
0.05
0.15
0.1

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Hydraulics and Fluid Mechanics in ME
Reynold's number is the ratio of inertia force to

Gravity force
Elastic force
Viscous force
Pressure force

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Hydraulics and Fluid Mechanics in ME
A fluid having no viscosity is known as

Real fluid
Non-Newtonian fluid
Ideal fluid
Newtonian fluid

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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

Turbulent flow
Steady flow
One dimensional flow
Uniform flow

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Hydraulics and Fluid Mechanics in ME
The power absorbed (in watts) in overcoming the viscous resistance of a footstep bearing is

μ π³ N² R⁴ /3600 t
μ π³ N² R⁴ /1800 t
μ π³ N² R² /1800 t
μ π³ N² R² /3600 t

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