A Cippoletti Weir Is?

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 = 28^o

Θ= 2/3C_d√2gLH^3/2

C_d = 0.63

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