Forces acting on a particle settling in fluid are _____________ forces?

Related Mcqs:

Discharge in laminar flow through a pipe varies________________?

A. As the square of the radius B. Inversely as the pressure drop C. Inversely as the viscosity D. As the square of the diameter...

With the increase in depth, the hydrostatic pressure in an un-accelerated incompressible fluid (in a constant gravitational field) ?

A. Decreases B. Increases linearly C. Increases exponentially D. Remain constant...

The valve commonly used in pipes larger than 2″ dia is a______________?

A. Globe valve B. Plug-cock C. Gate valve D. Check valve...

Boundary layer exists in flow_________________?

A. Of real fluids B. Over flat surfaces only C. In pipes only D. Of ideal fluids only...

Umf is the minimum fluidisation velocity for a bed of particles. An increase in the superficial gas velocity from 2 Umf to 2.5 Umf results in (all velocities are smaller than the entrainment velocity of the particles) no change in the_______________?

A. Drag on particles B. Drag on column walls C. Bed height D. Bed voidage...