Related Questions

Normal depth in open channel flow is the depth of flow in the channel
A Corresponding to uniform flow
B Measured normal to the channel bed
C Corresponding to steady flow
D None of these
The ratio of the depth of flow to the diameter of the channel for maximum discharge in a circular channel in open channel flow is
A 0.1
B 0.55
C 0.95
D 1.85
In open channel flow in a rectangular channel, the ratio between the critical depth and the initial depth, when a hydraulic jump occurs is
A 0.5
B 0.84
C 1.84
D 1.25
The ratio of the hydraulic radius to the diameter of the channel, for maximum mean velocity of flow in a circular channel, in open channel flow is
A 0.3
B 0.9
C 0.03
D 0.66
The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. If Z is open, which of the following must be true?
A S is open
B T is open
C U is open
D y is open
The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. If R is closed and U is open, which of the following must be true?
A S is open
B T is open
C T is closed
D Y is closed
If the depth of water in an open channel is greater than the critical depth, the flow is called
A turbulent flow
B critical flow
C torrential flow
D tranquil flow
If the depth of water in an open channel is less than the critical depth, the flow is called
A Critical flow
B Turbulent flow
C Tranquil flow
D Torrential flow
The most economical channel section for the fluid flow is the one for which the discharge is maximum for a given cross-sectional area. Vertical velocity distribution in an open channel for laminar flow can be assumed to be
A Parabolic
B Hyperbolic
C Straight line
D None of these
The ratio of the depth of flow to the hydraulic radius for the most economical trapezoidal section, in open channel flow is
A 0.5
B 1
C 1.5
D 2

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