Pick up the correct statement from the following:
(A) The unit hydrograph of a specified unit duration obtained from the past data can be used to
obtain the hydrograph of future storms of like duration
(B) To obtain the ordinates of storm hydrograph, the ordinates of unit hydrograph are
multiplied by the multiplying factor
(C) The multiplying factor for storm hydrograph may be obtained by dividing the run off in mm
by 25 mm
(D) All the above
(A) The unit hydrograph of a specified unit duration obtained from the past data can be used to
obtain the hydrograph of future storms of like duration
(B) To obtain the ordinates of storm hydrograph, the ordinates of unit hydrograph are
multiplied by the multiplying factor
(C) The multiplying factor for storm hydrograph may be obtained by dividing the run off in mm
by 25 mm
(D) All the above