Learn Everything at One Place !

The viscosity in a fluid is caused mainly by

Q.  
The viscosity in a fluid is caused mainly by


Answer & Explanation

The viscosity in a fluid is caused mainly by intermolecular force of cohesion and molecular momentum exchange.

Thus correct option is: C.

Similar Questions

Start Discussion :




Comments :
More Questions Fluid Mechanics:

Q.  
In hydrostatics, it is observed that total weight of the water in the tank is much less than the total pressure on the bottom of the tank. This is known as

A. Pascal's paradox

B. Newton's paradox

C. Stokes paradox

D. Archimedes' principle


Answer & Explanation

Q.  
Laminar sublayer can develop during flow over a flat plate. It exists in

A. Laminar zone

B. Transition zone

C. Turbulent zone

D. Laminar and transition zones


Answer & Explanation

Q.  
The continuity equation for a steady flow states that

A. Velocity field is continuous at all points in flow field

B. The velocity is tangential to the streamlines

C. The stream function exists for steady flows

D. The efflux rate of mass through the control surface is zero


Answer & Explanation

Q.  
Newton's law of viscosity relates

A. Velocity gradient and rate of shear strain

B. Rate of shear deformation and shear stress

C. Shear deformation and shear stress

D. Pressure and volumetric strain


Answer & Explanation
(Click here) Practice More Questions/MCQ on Fluid Mechanics