A trapezoidal channel of bed width 5 m and side slopes 1:2 has a flow of 15 m3/s. At a certain point in the channel the bed slope changes from 10 m/km (upstream) to 50 m/km (downstream). Taking Manning’s n to be 0.035, determine the following: a. The normal depth of flow upstream and downstream b. The critical depth of flow upstream and downstream c. The Froude number upstream and downstream d. The depth at the intersection of the two slopes Sketch the flow profile.

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Time and time related variables in engineering

Time is the event progression starting from past to present and then, future statistically. The time-related variable is any particular value in relation to time to assess its changes on a specified (XY) plane.