Related Questions

A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest.
A Equal to
B Less than
C More than
D None of these
A weir is said to be broad crested weir, if the width of the crest of the weir is ________ half the height of water above the weir crest.
A Equal to
B Less than
C More than
D None of these
In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is __________ the head of water on the upstream side of weir.
A Equal to
B One-third
C Two-third
D Three-fourth
When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as
A Narrow-crested weir
B Broad-crested weir
C Ogee weir
D Submerged weir
Find the speed of a man in sill water if he goes upstream at 6 km /hour when the rate of stream is 2 km /hour
A 2 km/hour
B 8 km / hour
C 5 km /hour
D 7 km /hour
The Cipoletti weir is a __________ weir.
A Rectangular
B Triangular
C Trapezoidal
D Circular
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
The distance between the top of the slots and the liquid surface when the static liquid is just ready to flow over the overflow weir is called
A Downcomer liquid seal
B Static submergence
C Skirt clearance
D None of these
As compared to crest of the normal portion of the weir, the crest of the under sluice portion of weir is kept at
A lower level
B higher level
C same level
D any of the above depending on the design
The sheet of water flowing over a notch or a weir is known as
A Sill or crest
B Nappe or vein
C Orifice
D None of these

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