A trapezoidal channel has a bottom width of 5.0m and its side slopes at an angle of 45o. If the depth of flow is 2.0 m calculate the area of flow A, the wetted perimeter P, and the hydraulic radius R. If the flow is expected to be critical calculate the discharge in the channel.

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A: Solution:

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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.