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

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b co-efficient of viscosity

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cviscosity

✓


dcohesion

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View Answer viscosity

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


a at the inlet

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bat the outlet

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cat the summit

✓


day nay point between inlet and outlet

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View Answer at the summit

If the surface of liquid is convex, men_________________?


acohesion pressure is negligible

✖


bcohesion pressure is decreased

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c cohesion pressure is increased

✓


dthere is no cohesion pressure

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Rain drops are spherical because of____________________?


aviscosity

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bair resistance

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csurface tension forces

✓


datmospheric pressure

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


athe nature of the liquid and the solid

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bthe material which exists above the free surface of the liquid

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c both of die above

✓


dany one of the above

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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

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bcenter of pressure

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c center of buoyancy

✓


d center of gravity

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View Answer center of buoyancy

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


aspecific weight

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bspecific mass

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cspecific gravity

✓


dspecific density

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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

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b1000 kg

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c1500 kg

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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

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

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dcenter of buoyancy and metacentre

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Poise is the unit of________________?


asurface tension

✖


bcapillarity

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cviscosity

✓


dbuoyancy

✖


View Answer viscosity

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