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The results of which are more accurate; rectangular notch or triangular weir.

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+1 vote
in Fluid Mechanics by (118k points)
The results of which are more accurate; rectangular notch or triangular weir.

(a) Rectangular notch

(b) Triangular weir

(c) Both are equally accurate

(d) Rectangular weir

This question was posed to me during an interview.

Question is from Discharge over a Rectangular, Triangular, Trapezoidal & Stepped Notch in chapter Orifices, Mouthpieces, Notches and Weirs of Fluid Mechanics

1 Answer

+2 votes
by (362k points)
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Best answer
Correct option is (b) Triangular weir

Easiest explanation: The results of triangular notch are more accurate for low discharge.

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