Civil Engineering MCQs

Page No. 4

In a free vortex motion, the radial component of velocity everywhere is ________________?


amaximum


bminimum


czero


dnon-zero and finite


View Answer zero

The velocity of jet of water travelling out of opening in a tank filled with water is proportional to___________________?


ahead of water (h)


bh2


cV/T


dh2


View Answer V/T

A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ?


a0.5


b 0.4


c 0.515


d0.5


View Answer 0.515

A streamline is defined as the line ________________?


aparallel to central axis flow


bparallel to outer surface of pipe


cof equal yelocity in a flow


dalong which the pressure drop is uniform



General energy equation holds for_________________?


asteady flow


b turbulent flow


claminar flow


dnon-uniform flow


View Answer non-uniform flow

The flow in which the particles of a fluid attain such velocities that vary from point to point in magnitude and direction as well as from instant to instant, is known as_________________?


aone dimensional flow


buniform flow


csteady flow


dturbulent flow


View Answer turbulent flow

The flow which neglects changes in a transverse direction is known as ____________________?


a one dimensional flow


buniform flow


csteady flow


d turbulent flow



The flow in which conditions do not change with time at any point, is known as _____________________?


aone dimensional flow


buniform flow


csteady flow


dturbulent flow


View Answer steady flow

Flow occurring in a pipeline when a valve is being opened is ______________________?


asteady


bunsteady


claminar


dvortex


View Answer unsteady

The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as___________________?


aone dimensional flow


b uniform flow


csteady flow


dturbulent flow


View Answer uniform flow

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