What is main reading required in calculation for rectangular notch or weir.
(a) H
(b) x, x is angle
(c) L
(d) None of the mentioned
I have been asked this question during an online interview.
This intriguing question comes from Discharge over a Rectangular, Triangular, Trapezoidal & Stepped Notch topic in section Orifices, Mouthpieces, Notches and Weirs of Fluid Mechanics