Which of the following has highest-coefficient of discharge_____________________?
Correct answer: B. Venturi meter
- A. Sharp edged orifice
- B. Venturi meter
- C. Broad crested weir
- D. Cippoletti weir
Explanation
A venturi meter has a very high coefficient of discharge, generally close to unity, because its gradual contraction and expansion produce small energy losses. Sharp-edged orifices and Cipolletti weirs have substantially lower coefficients.
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