I need the answer as soon as possible In an open channel of wide rectangular sectionwith constant 'n' value, the bed slope is 1.2 x 103,the local friction slope at a section is 1.05 x 103,the local Froude number of the flow is 0.8. Thelocal rate of variation of depth with longitudinaldistance along the flow direction is

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Answered: In an open channel of wide rectangular…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Q- A rectangular open channel has a width of 5m and a bed slope of 0.001. For a uniform flow of depth 2m, the velocity is 2m/s. The Manning's roughness coefficient for the channel is.
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1. Darcy law represents.. .a) v = ki, (b) v = k/i, (c) i = vk (v=velocity, k = hydraulic conductivity) 2. Cone of depression is observed in: a) Confined aquifer b) Un-confined aquifer c) Both a and b 3. Critical flow in an open channel occurs, when Froude number is....(a) less than 1, (b) more than 1, (c) depends on the rainfall, (d) none of these. 4. Manning's formula is used for calculating......(a) aquifer flow, (b) velocity in channel, (c) peak flow, (d) critical depth
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In an open channel of wide rectangular section with constant 'n' value, the bed slope is 1.2 x 103, the local friction slope at a section is 1.05 x 10-3, the local Froude number of the flow is 0.8. The local rate of variation of depth with longitudinal distance along the flow direction is