Question: As a practical application of Fig P1.14, often termed a sharp-crested weir, civil engineers use the following formula for flow rate: Q 3.3 BH3/2, with

As a practical application of Fig P1.14, often termed a sharp-crested weir, civil engineers use the following formula for flow rate: Q ≈ 3.3 BH3/2, with Q in ft3/s and B and H in feet. Is this formula dimensionally homogeneous? If not, try to explain the difficulty and how it might be converted to a more homogeneous form.

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