Q. The value of n in Manning's formula for flow through channel is expected to be least in case of (Solved)
1. Glass surfaces
2. Unfinished cement surface
3. Cement concrete finish
4. Corrugated metals surface
5. Vitrified clay.
- a. Glass surfaces
1. Glass surfaces
2. Unfinished cement surface
3. Cement concrete finish
4. Corrugated metals surface
5. Vitrified clay.