A Cippoletti Weir Is?

By Aina Parasher|Updated : July 25th, 2022

A Cipoletti weir is

  1. Circular
  2. Rectangular’
  3. Triangular
  4. Trapezoidal

Answer: D. Trapezoidal

A Cipoletti weir is a Trapezoidal weir.

Solution

It is a trapezoidal weir. The slopes of cipoletti weir are adjusted in such a way that , the reduction in discharge due to end contraction in the rectangular weir equals the increase in discharge due to triangular portion

tanΘ/2 = 1Θ/4 = 28o

Θ= 2/3Cd√2gLH3/2

Cd = 0.63

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