A 4-hr storm had 4 cm of rainfall and the resulting direct runoff was 2.0 cm. If the ϕ -index remains at the same value, the runoff due to 10 cm of rainfall in 8 hour in the catchment will be:

1
4.0 cm 
2
6.0 cm
3
7.5 cm
4
8.0 cm

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation