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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
The flow which neglects changes in a transverse direction is known as

steady flow
uniform flow
one dimensional flow
turbulent flow

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Hydraulics & Fluid Mechanics
The pressure in Pascals at a depth of 1 m below the free surface of a body of water will be equal to

9810 PA
91 PA
1 PA
981 PA

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Hydraulics & Fluid Mechanics
When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies

as the square of the radial distance
inversely as the square of the radial distance
linearly with radial distance
inversely as the radial distance

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Hydraulics & Fluid Mechanics
Uniform flow occurs when

size and shape of the cross section in a particular length remain constant
the flow is steady
the flow is streamline
size and cross section change uniformly along length

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Hydraulics & Fluid Mechanics
To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than

10.0 m above the hydraulic gradient
6.4 m above the hydraulic gradient
5.0 above the hydraulic gradient
2.4 m above the hydraulic gradient

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Hydraulics & Fluid Mechanics
The region between the separation streamline and the boundary surface of the solid body is known as

boundary layer
wake
drag
lift

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MORE MCQ ON Hydraulics & Fluid Mechanics

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