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A 1 hour - 1 cm unit hydrograph of catchment is in the form of a triangle of base width 20 hr and peak discharge 75m3/s occurring after 7 hr from start, then the area of catchment is____ km2.270 |
Answer» A 1 hour - 1 cm unit hydrograph of catchment is in the form of a triangle of base width 20 hr and peak discharge 75m3/s occurring after 7 hr from start, then the area of catchment is____ km2.
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