railway RRB JE (CBT I + CBT II) Mock Test 2024 Soil Mechanics and Foundation Engineering Index Properties
A specimen of clayey silt contains 70% silt size particles. Its liquid limit is 40% and its plastic limit is 20%. In the liquid limit test, at a moisture content of 30%, the required no. of blows was 50. Its plasticity index, activity, and consistency index will respectively be
1
20, 0.67 and 0.5
2
20, 1.5 and 2.0
3
30, 1.5 and 0.72
4
20, 0.286 and 0.38