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

Related Mcqs:

The property of a fluid which enables it to resist tensile stress is known as________________?

A. compressibility B. surface tension C. cohesion D. adhesion E. viscosity....

The density of water is 1000 kg/m3 at __________________?

A. 0°C B. 0°K C. 4°C D. 20°C E. all temperature...

A perfect gas_________________?

A. has constant viscosity B. has zero viscosity C. is incompressible D. is of theoretical interest E. none of the above...

Which of the following instrument can be used for measuring speed of a submarine moving in deep sea_________________?

A. Venturimeter B. Orifice plate C. hot wire anemometer D. rotameter E. pitot tube...

True one-dimensional flow occurs when___________________?

A. the direction and magnitude of the veiocity 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 … True one-dimensional flow occurs when___________________?Read More...