engineering recuitment BTSC Bihar JE Civil Mock Test Soil Mechanics and Foundation Engineering Classification of Soils
The following data are obtained from particle size distribution curve: D10 = 0.2 mm, D30 = 0.5 mm, D60 = 1.5 mm. The coefficient of curvature is:
1
2.5
2
7.5
3
3.0
4
0.83