Civil Engineering Questions And Answers :: Fluid Machines: part1

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Civil Engineering : Fluid Machines QUESTIONS AND ANSWERS :: part1 : 1 to 5

Following Civil Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2014 and IES 2014 examinations :

1.Centre of buoyancy always

coincides with the centre of gravity
coincides with the centroid of the volume of fluid displaced
remains above the centre of gravity
remains below the centre of gravity

2.An open cubical tank of 2 m side is filled with water. If the tank is rotated with an acceleration such that half of the water spills out, then the acceleration is equal to

g/3
g/2
2g/3
g

3.When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies

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

4.The unit of kinematic viscosity is

gm/cm-sec2
dyne-sec/cm2
gm/cm2-sec
cm2/sec

5.If the dynamic viscosity of a fluid is 0.5 poise and specific gravity is 0.5, then the kinematic viscosity of that fluid in stokes is

0.25
0.50
1.0
none of the above

More Fluid Machines QUESTIONS AND ANSWERS available in next pages

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