Venkata chalapathi naiduKnowledge Contributor
When no air is left below the nappe and water stream adheres to the down stream face of the weir, it is known as
When no air is left below the nappe and water stream adheres to the down stream face of the weir, it is known as
Clinging nappe:
The process of removal of air continues further and at a certain time, no air is left in the space. The nappe in this state adheres or clings to the downstream side of the weir. Such nappe is called clinging or adhering nappe.