SSC SSC JE Civil 2025 Mock Test Series (Paper 1 & Paper 2) Irrigation Engineering Water Requirement of Crops
Consider the following data for irrigation water:
|
S.No. |
Concentration |
Milli-equivalents per litre |
|
1 |
Na+ |
24 |
|
2 |
Ca++ |
3.6 |
|
3 |
Mg++ |
2 |
The Sodium-Absorption Ratio (SAR) is nearly
1
13.1
2
14.3
3
15.5
4
16.7