Hydrology - Infiltration
GATE Civil Engineering · 4 questions across 3 years (2018-2023) · 8% recurrence rate
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2018–2023Difficulty mix
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All 4 questions on Hydrology - Infiltration
In Horton's equation fitted to the infiltration data for a soil, the initial infiltration capacity is 10 mm/h; final infiltration capacity is 5 mm/h; and the exponential decay constant is 0.5 /h. Assuming that the infilt...
The hyetograph of a storm event of duration 140 minutes is shown in the figure. The infiltration capacity at the start of this event (t = 0) is 17 mm/hour, which linearly decreases to 10 mm/hour after 40 minutes duration...
The infiltration capacity of a soil follows the Horton's exponential model. $f = c_1 + c_2e^{-kt}$. During an experiment, the initial infiltration capacity was observed to be 200 mm/h. After a long time, the infiltration...
The infiltration rate f in a basin under ponding condition is given by f = 30+10e⁻²ᵗ, where, f is in mm/h and t is time in hour. Total depth of infiltration (in mm, up to one decimal place) during the last 20 minutes of...