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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Dimensions of surface tension are

ML°T⁻²
ML°T
ML r²
ML²T²

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Hydraulics and Fluid Mechanics in ME
Rotameter is a device used to measure

absolute pressure
velocity of fluid
flow
rotation

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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

Could be any value
Zero
Maximum
Minimum

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Hydraulics and Fluid Mechanics in ME
The unit speed of the turbine runner is

N/H²
N/H3/2
N/H
N/√H

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

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

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Hydraulics and Fluid Mechanics in ME
The discharge through a convergent mouthpiece is __________ the discharge through an internal mouthpiece of the same diameter and head of water.

One-half
Equal to
Three fourth
Double

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