When a constant discharge 2.91 litres/sec. was obtained in a pumping test, the draw downs in the test wells at 3 m and 6.184 m were 2.6 m and 0.3 m respectively. If over-all depth of the pumping well was 16 m, the permeability of the soil, is
Options
A. 0.0005 cm/sec
B. 0.001 cm/sec
C. 0.002 cm/sec
D. 0.01 cm/sec.
Correct Answer
0.001 cm/sec
Water Resources Engineering problems
Search Results
1. Pick up the correct statement from the following :
Options
A. Higher the gauge, more deficient will be the rain catch
B. Heavier the rain, lesser will be the rain catch
C. The trees serving as wind brakes in the vicinity of the gauge, should not subtend angles greater than 45°
D. Coniferrous forest is idealy suited for installing the gauge
Correct Answer: The air from central portion of cyclone's gets lifted for causing precipitation
4. The formula for calculating the overland flow time (To) in hours for any basin, is (where Lo is the distance of the critical point and H is the difference in elevation)