A flow of water for a certain discharge when total energy of flow i.e. sum of potential, kinetic and pressure energies is minimum is called_______________________?
Correct answer: D. Critical flow
- A. Shooting flow
- B. Normal flow
- C. Sub-critical flow
- D. Critical flow
Explanation
Critical flow occurs when the specific energy, comprising depth-related and velocity-related energy for a given discharge, reaches its minimum. Subcritical and shooting flow describe flow conditions on either side of this minimum.
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