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1. |
The saturation line is the line up to which banks get saturated after the canal runs for some time. The saturation gradient in ordinary loam soil, is generally |
A. | 2 : 1 |
B. | 3 : 1 |
C. | 4 : 1 |
D. | 5 : 1 |
E. | 6 : 1 |
Answer» D. 5 : 1 | |