A. useful storage
B. dead storage
C. valley storage
D. surcharge storage
A. designed for one purpose but serves more than one purpose
B. planned and constructed to serve various purposes
C. both (A. and (B.
D. none of the above
A. water surface under the ground is at atmospheric pressure
B. water is under pressure between two impervious strata
C. water table serves as upper surface of zone of saturation
D. none of the above
A. M°L°T°
B. rvfL’T”1
C. M° L2 T1
D. M’LV
A. shorter duration from longer duration
B. longer duration from shorter duration
C. both (A) and (B)
D. none of the above
A. direct runoff volume
B. period of storm
C. total rainfall
D. none of the above
A. 70mm
B. 80mm
C. 90 mm
D. 105 mm
A. 15 minutes
B. 20 minutes
C. 30 minutes
D. 60 minutes
A. 50 cm
B. 55 cm
C. 56 cm
D. 60 cm
A. cubic metre/sec
B. metre/sec
C. cubic metre
D. square metre