At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be_______________?

Related Mcqs:

Specific weight of sea water is more that of pure water because it contains ________________?

A. dissolved air B. dissolved salt C. suspended matter D. all of the above E. heavy water...

The units of viscosity are__________________?

A. metres2 per sec B. kg sec/metre C. newton-sec per metre2 D. newton-sec per metre E. none of the above...

Capillary action is due to the__________________?

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...

Working principle of dead weight pressure gauge tester is based on __________________?

A. Pascal’s law B. Dalton’s law of partial pressure C. Newton’s law of viscosity . D. Avogadro’s hypothesis E. Second law of thermodynamic...

Resultant pressure of the liquid in the case of an immersed body acts through _________________?

A. center of gravity B. center of pressure C. metacentre D. center of buoyancy E. in between e.g. and center of pressure...