Hydraulic Radius and Wetted Perimeter
- Created by: SashaFarrell
- Created on: 13-03-16 12:59
Other questions in this quiz
2. If the hydraulic radius is smaller, is there...
- more friction
- less friction
- faster velocity
- more erosion
3. What's the definition of the hydraulic radius?
- The proportion of water in contact with the bed and the banks of a river
- The total length of the bed and the bank sides in contact with the water in the channel
- The energy possessed by a river determined by the gradient
- The proportion of perimeter of a stream channel cross-section that's in contact with the water - proportion of water in contact with the bed and the banks
4. Work out the hydraulic radius of a river with height of 5m and bed of 8m.
- 40 ÷ 18 = 2.22m
- 18 ÷ 40 = 0.45m
5. Work out the wetted perimeter of a river with height of 5m and bed of 8m.
- 2.22m
- 13m
- 18m
- 40m
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