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What is the primary factor that determines the discharge over a triangular notch or weir?

7. What is the primary factor that determines the discharge over a triangular notch or weir?

1. Base width of the triangle
2. Perimeter of the triangle
3. Height of the triangle
4. Apex angle of the triangle

Answer: C) Height of the triangle

Explanation:

The height of the triangle that results from the notch determines the discharge over a triangular notch or weir. The flow rate is influenced by the height of the liquid above the apex of the triangle.