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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
If the coefficient of discharge is 0.6, then the discharge over a right angled notch is

1.417 H5/2
7.141 H5/2
4.171 H5/2
0.417 H5/2

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Hydraulics and Fluid Mechanics in ME
Dimensions of surface tension are

ML°T
ML°T⁻²
ML²T²
ML r²

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Hydraulics and Fluid Mechanics in ME
A hydraulic intensifier normally consists of

A cylinder and a ram
A cylinder, a piston, storage tank and control valve
Two cylinders, two rams and a storage device
Two coaxial rams and two cylinders

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

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

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Hydraulics and Fluid Mechanics in ME
Motion of a liquid in a volute casing of a centrifugal pump is an example of

Radial
Forced spiral vortex flow
Rotational flow
Spiral vortex flow

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Hydraulics and Fluid Mechanics in ME
The error in discharge (dQ/Q) to the error in measurement of head (dH/H) over a rectangular notch is given by

dQ/Q = (1/2) × (dH/H)
dQ/Q = (3/2) × (dH/H)
dQ/Q = (dH/H)
dQ/Q = (3/4) × (dH/H)

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