Civil Engineering MCQs

Page No. 16

In a static fluid__________________?


a resistance to shear stress is small


bfluid pressure is zero


c linear deformation is small


donly normal stresses can exist



The bulk modulus of elasticity with increase in pressure___________________?


aincreases


bdecreases


cremains constant


dincreases first upto certain limit and then decreases


View Answer increases

A fluid in equilibrium can’t sustain_________________?


atensile stress


b compressive stress


cshear stress


dbending stress


View Answer shear stress

The tendency of a liquid surface to contract is due to the following property_________________?


acohesion


badhesion


cviscosity


dsurface tension


View Answer surface tension

The pressure at a point in a fluid will not be same in all the directions when the fluid is________________?


amoving


bviscous


c inviscous and moving


dviscous and moving


View Answer viscous and moving

Which of the following is dimensionless ________________?


aspecific weight


bspecific volume


cspecific speed


d specific gravity


View Answer specific gravity

Specific weight of water in S.I. units is equal to_________________?


a1000 N/m3


b10000 N/m3


c 9.81 xlO3 N/m3


d 9.81 xlO6N/m3


View Answer 9.81 xlO3 N/m3

Property of a fluid by which molecules of different kinds of fluids are attracted to each other is called________________?


aadhesion


bcohesion


cviscosity


dcompressibility


View Answer adhesion

Mercury does not wet glass. This is due to property of liquid known as_________________?


aadhesion


bcohesion


csurface tension


dviscosity


View Answer surface tension

The value of mass density in kgsecVm4 for water at 0°C is_______________?


a 1


b1000


c100


d101.9


View Answer 101.9

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