Water flow rate in a pipe of 3.5 metres diameter can be most economically and conveniently measured by a/an ________________?

Related Mcqs:

Pressure drop (Δp) for a fluid flowing in turbulent flow through a pipe is a function of velocity (V) as___________________?

A. V1.8 B. V-0.2 C. V2.7 D. V2...

Which of the following is used for very accurate measurement of flow of gas at low velocity ?

A. Pitot tube B. Rotameter C. Segmental orificemeter D. Hot wire anemometer...

The effect of solid boundary on the fluid flow is confined to the boundary layer, except for fluids ?

A. Having high viscosities B. Moving at low velocities C. Both A. & B. D. Neither A. nor B....

If three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). ?

A. Q = Q1 + Q2 + Q3 B. V1 = V2 = V3 C. Q1 = Q2 = Q3 D. f = f1 + f2 + f3...

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...