Civil Engineering MCQs

Page No. 13

The peoperty by virtue of which a liquid opposes relative motion between its different layers is called_________________?


a surface tension


b co-efficient of viscosity


cviscosity


dcohesion


View Answer viscosity

To avoid an interruption in the flow of a syphon, an air vessel is provided______________?


a at the inlet


bat the outlet


cat the summit


day nay point between inlet and outlet


View Answer at the summit

If the surface of liquid is convex, men_________________?


acohesion pressure is negligible


bcohesion pressure is decreased


c cohesion pressure is increased


dthere is no cohesion pressure



Rain drops are spherical because of____________________?


aviscosity


bair resistance


csurface tension forces


datmospheric pressure



The angle of contact in case of a liquid depends upon____________________?


athe nature of the liquid and the solid


bthe material which exists above the free surface of the liquid


c both of die above


dany one of the above


View Answer both of die above

The center of gravity of the volume of the liquid displaced by an immersed body is called________________?


ameta-center


bcenter of pressure


c center of buoyancy


d center of gravity


View Answer center of buoyancy

If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its_______________?


aspecific weight


bspecific mass


cspecific gravity


dspecific density


View Answer specific gravity

The total pressure on the surface of a vertical sluice gate 2 m x 1 m with its top 2 m surface being 0.5 m below the water level will be___________________?


a500 kg


b1000 kg


c1500 kg


d 2000 kg


View Answer 2000 kg

Metacentric height is given as the distance between_______________?


a the center of gravity of the body andthe meta center


b the center of gravity of the body and the center of buoyancy


cthe center of gravity of the body and the center of pressure


dcenter of buoyancy and metacentre



Poise is the unit of________________?


asurface tension


bcapillarity


cviscosity


dbuoyancy


View Answer viscosity

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