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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The ratio of the inertia force to the viscous force is called

Weber's number
Reynold's number
Euler's number
Froude's number

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Hydraulics and Fluid Mechanics in ME
If w is the specific weight of liquid and k the depth of any point from the surface, then pressure intensity at that point will be

w/h
h
wh
h/w

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Hydraulics and Fluid Mechanics in ME
Bernoulli's equation is applied to

Venturimeter
All of the listed here
Pitot tube
Orifice meter

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Hydraulics and Fluid Mechanics in ME
At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be

Zero
Maximum
Minimum
Could be any value

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

1.2 times
1.8 times
Equal to
Double

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Hydraulics and Fluid Mechanics in ME
Falling drops of water become spheres due to the property of

viscosity
surface tension
cohesion
adhesion

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