Surface energy per unit area of a surface is numerically equal to ___________________?

Related Mcqs:

The property of fluid by virtue of which it offers resistance to shear is called____________________?

A. surface tension B. adhesion C. cohesion D. viscosity E. all of the above...

Surface tension has the units of____________________?

A. newtons/m B. newtons/m C. new tons/m D. newtons E. newton m...

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...

If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be _____________________?

A. 2 meters of water column B. 3 meters of water column C. 5 meters of water column D. 6 meters of water Column E. 7 meters of water column...

Steady flow occurs when____________________?

A. the direction and magnitude of the velocity at all points are identical B. the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time C. the magnitude and direction of the velocity do not change from point to point in the fluid D. the fluid particles move in … Steady flow occurs when____________________?Read More...