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Irrigation Water Resources Engineering - Interview Questions and Answers

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41. For a catchment area of 120 km2, the equilibrium discharge in m3/hour of an S-curve obtained by the summation of 6 hour unit hydro graph is
A. 0.2 x 106
B. 0.6 x 106
C. 2.4 xlO6
D. 7.2 xlO6
Explanation:
42. The kor depth for rice is 190 mm and kor period is 14 days. The outlet factor for this will be
A. 637 hectares/m3/sec
B. 837 hectares/m3/sec
C. 972 hectares/m3/sec
D. 1172 hectares/m3/sec
Explanation:
43. Infiltration rate is always
A. more than the infiltration capacity
B. less than the infiltration capacity
C. equal to or less than the infiltration capacity
D. equal to or more than the infiltration capacity
Explanation:
44. If the intensity of rainfall is more than the infiltration capacity of soil, then the infiltration rate will be
A. equal to rate of rainfall
B. equal to infiltration capacity
C. more than rate of rainfall
D. more than infiltration capacity
Explanation:
45. Irrigation water having the concentration of Na++ , Ca++ and Mg++ as 20, 3 and 1 Milli equivalent per litre respectively will be classified as
A. low sodium water
B. medium sodium water
C. high sodium water
D. very high sodium water
Explanation: