Curioustab

Home » Mechanical Engineering » Hydraulics and Fluid Mechanics

When an internal mouthpiece is running free, the discharge through the mouthpiece is (where a = Area of mouthpiece, and H = Height of liquid above the mouthpiece)

0.5 a2gH
0.707 a2gH
0.855 a2gH
a2gH

Correct Answer: 0.5 a2gH

← Previous Question Next Question→

More Questions from Hydraulics and Fluid Mechanics

A piezometer tube is used only for measuring
A venturiflume is a flumed structure constructed across a channel by restricting its width.
The velocity corresponding to Reynold number of 2000 is called
The siphon will work satisfactorily, if the minimum pressure in the pipe is __________ vapour pressure of liquid.
All the gases are considered to have compressible flow and all the liquids are considered to have incompressible flow.
Select the correct statement
The discharge of a depressed nappe is 6 to 7 percent __________ that of a free nappe.
Euler's number is the ratio of __________ force to pressure force.
The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is
The difference between the notch and weir is that the notch is of bigger size and the weir is of a smaller size.

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion