Civil Engineering MCQs

Page No. 17

Liquids________________?


acannot be compressed


b occupy definite volume


care not affected by change in pressure and temperature


dnone of the above


View Answer none of the above

If no resistance is encountered by displacement, such a substance is known as___________________?


afluid


bwater


cgas


d ideal fluid


View Answer ideal fluid

Practical fluids____________________?


a are viscous


bpossess surface tension


care compressible


d possess all the above properties



Fluid is a substance that_______________?


acannot be subjected to shear forces


balways expands until it fills any container


chas the same shear stress.at a point regardless of its motion


dcannot remain at rest under action of any shear force



A fluid is said to be ideal, if it is________________?


aincompressible


binviscous


cviscous and incompressible


dinviscous and incompressible



The volumetric change of the fluid caused by a resistance is known as_________________?


avolumetric strain


bvolumetric index


ccompressibility


dadhesion


View Answer compressibility

An ideal flow of any fluid must fulfill the following______________?


aNewton’s law of motion


bNewton’s law of viscosity


cPascal’ law


dContinuity equation


View Answer Continuity equation

Fluid is a substance which offers no resistance to change of_________________?


apressure


bflow


cshape


dvolume


View Answer shape

A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury ?


athe metal piece will simply float over the mercury


b the metal piece will be immersed in mercury by half


cwhole of the metal piece will be immersed with its top surface just at mercury level


d metal piece will sink to the bottom



The buoyancy depends on__________________?


amass of liquid displaced


bviscosity of the liquid


c pressure of the liquid displaced


ddepth of immersion



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