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Q: Rainfall of intensity 20mm/h occurred over a watershed of area 1km2 for duration of six hours. It measures a direct runoff for a volume of 30,000m3 in the stream. find the precipitation NOT available for runoff in this case?
  • A. 9cm
  • B. 17.5 mm
  • C. 3 cm
  • D. 5 mm
Correct Answer: Option A -
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Explanations:

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