If the time of concentration is 9 minutes, then the intensity of rainfall according to British Ministry of Health formula will be__________________? / Environmental Engineering / By admin If the time of concentration is 9 minutes, then the intensity of rainfall according to British Ministry of Health formula will be__________________? A. 4 mm/hr B. lOmm/hr C. 20 mm/hr D. 40 mm/hr(Correct)
If the time of concentration is 9 minutes, then the intensity of rainfall according to British Ministry of Health formula will be__________________? A. 4 mm/hr B. lOmm/hr C. 20 mm/hr D. 40 mm/hr(Correct)