Liquid limit tests on a given sample of clay were carried out. The data obtained are as given below.
Test No. | 1 | 2 | 3 | 4 |
Water content, % | 70 | 64 | 47 | 44 |
Number of blows, N | 5 | 8 | 30 | 45 |
Draw the flow curve on semi-log paper and determine the liquid limit and flow index of the soil.