Q62
The drainage area of a town is 12 hectares. Its 40% area is hard pavement (K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula P_ s = 900 t + 60 the maximum run off is
The drainage area of a town is 12 hectares. Its 40% area is hard pavement (K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula the maximum run off is
A.
0.10 cumec
B.
0.12 cumec
C.
0.15 cumec
AnswerD.
0.20 cumec
Answer: Option C
Solution
Answer: Option C
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