Hydraulic diameter for non-circular ducts is equal to ___________ times the area of flow divided by the perimeter?

Related Mcqs:

Fluid flow through a packed bed is represented by the ______________ equation?

A. Fanning’s B. Ergun’s C. Hagen-Poiseuille’s D. None of these...

When the water is warm, the height to which it can be lifted by a pump_________________?

A. Decreases due to reduced viscosity B. Decreases due to reduced vapour pressure C. Increases due to increased vapour pressure D. Decreases due to increased frictional resistance...

The energy loss over a length of pipeline according to Darcy-Weisbach equation for pipe flow is _______________ the mean velocity of flow?

A. Directly proportional to B. Directly proportional to square of C. Inversely proportional to D. Inversely proportional to square of...

A weir is used to measure the large water discharge rate from a river or from an open channel. A weir is not of _______________ shape?

A. Circular B. Rectangular C. Triangular D. Trapezoidal...

Hydraulic _____________ works on the principle of Pascal’s law of transmission of fluid pressure?

A. Press B. Turbine C. Pump D. Coupling...