The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by (where, x = each side of the square duct) ?

Related Mcqs:

In continuous fluidisation_________________?

A. Solids are completely entrained B. The pressure drop is less than that for batch fluidisation C. There is no entrainment of solids D. Velocity of the fluid is very small...

Specific speed of a centrifugal pump relates it with another pump having the___________________?

A. Dynamic similarity B. Same efficiency C. Same speed D. Geometrical similarity...

The discharge through a V-notch weir varies as___________________?

A. H3/2 B. H1/2 C. H5/2 D. H2/3...

Which of the following options will facilitate the achievement of a very high head (say 30 metres) in case of a centrifugal pump ?

A. Increasing the impeller speed and the volute area B. Increasing the number of vanes in the impeller C. Mounting of two or more impellers in series on a single shaft D. Either of A., B. or C....

The continuity equation___________________?

A. Is independent of the compressibility of the fluid B. Is dependent upon the viscosity of the fluid C. Represents the conservation of mass D. None of these...