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 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.
When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as
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 weir is used to measure the large water discharge rate from a river or from an open channel. A weir is not of __________ shape.
The Cipoletti weir is a __________ weir.
As compared to crest of the normal portion of the weir, the crest of the under sluice portion of weir is kept at
A circular flower bed has diameter 4m. The flower bed is increased so that the diameter is now 12m. How many times larger is the new flower bed?
Slugging occurs in a fluidised bed, if the bed is
A man takes 3 hours 45 minutes to row a boat 22.5 km downstream of a river and 2 hours 30 minutes to cover a distance of 10 km up stream. Find the speed of the river current in km/hr.