The process of diffusion of one liquid into the other through a semi-permeable membrane is called _______________?
A. viscosity
B. osmosis
C. surface tension
D. cohesion
E. diffusivity
A. viscosity
B. osmosis
C. surface tension
D. cohesion
E. diffusivity
A. viscous/unviscous fluids
B. compressibility of fluids
C. conservation of mass
D. steady/unsteady flow
E. open channel/pipe flow
The continuity equation is connected with_______________? Read More »
Civil Engineering Mcqs, Hydraulics and Fluid Mechanics A. Boyle’s law
B. Archimedes principle
C. Pascal’s law
D. Newton’s formula
E. Chezy’s equation
A. surface tension
B. cohesion of the liquid
C. adhesion of the liquid molecules and the molecules on the surface of a solid
D. all of the above
E. none of the above
Capillary action is due to the__________________? Read More »
Civil Engineering Mcqs, Hydraulics and Fluid Mechanics A. increase
B. remain unaffected
C. may increase or decrease depending on the characteristics of liquid
D. decrease
E. unpredictable
A. metres2 per sec
B. kg sec/meter
C. newton-sec per meter
D. newton-sec2 per meter
E. none of the above
The units of dynamic or absolute viscosity are_______________? Read More »
Civil Engineering Mcqs, Hydraulics and Fluid Mechanics A. surface tension
B. co-efficient of viscosity
C. viscosity
D. osmosis
E. cohesion
A. at the inlet
B. at the outlet
C. at the summit
D. ay nay point between inlet and outlet
E. none of the above
A. cohesion pressure is negligible
B. cohesion pressure is decreased
C. cohesion pressure is increased
D. there is no cohesion pressure
E. none of the above
If the surface of liquid is convex, men_________________? Read More »
Civil Engineering Mcqs, Hydraulics and Fluid Mechanics A. viscosity
B. air resistance
C. surface tension forces
D. atmospheric pressure
E. none of the above
Rain drops are spherical because of____________________? Read More »
Civil Engineering Mcqs, Hydraulics and Fluid Mechanics