Question: Given the following 2-hr unit hydrograph, calculate the 1-hr unit hydrograph. Then back calculate and find the 2-hr unit hydrograph to prove that the method

Given the following 2-hr unit hydrograph, calculate the 1-hr unit hydrograph. Then back calculate and find the 2-hr unit hydrograph to prove that the method of calculation is accurate. Graph both unit hydrographs against time on the same plot.

Time (hr) 1 3 Flow (cfs) 125 250 400 500 450 Time (hr) 10 12 13 Flow (cfs) 350 300 225 150 100 25

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