16030. When the coefficient of discharge (Cd) is 0.623, then the general equation for discharge over a rectangular weir is September 13, 2025 by Admin 1.84(L – 0.1nH)H3/2 1.84(L – nH)H2 1.84(L – 0.1nH)H5/2 1.84(L – nH)H3 ✅ The correct answer is option A.