The total observed runoff volume during a 4 hour storm with a uniform intensity of 2.8 cm/hr is 25.2 x 106 m3 from a basin of 280 km2 area. What is the average infiltration rate for the basin ?

The total observed runoff volume during a 4 hour storm with a uniform

1.	The total observed runoff volume during a 4 hour storm with a uniform intensity of 2.8 cm/hr is 25.2 x 106 m3 from a basin of 280 km2 area. What is the average infiltration rate for the basin ?
A.	3.6 mm/hr
B.	4.8 mm/hr
C.	5.2 mm/hr
D.	5.5 mm/hr
Answer» C. 5.2 mm/hr

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The total observed runoff volume during a 4 hour storm with a uniform intensity of 2.8 cm/hr is 25.2 x 106 m3 from a basin of 280 km2 area. What is the average infiltration rate for the basin ?

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