The maximum dry density of a soil sample by the compaction test is 1.65 gm/l at an optimum water content of 20%. Find the theoretical maximum dry density of the sample if the specific gravity of soil solids = 2.6.
1
1.93 gm/l
2
1.71 gm/l
3
1.65 gm/l
4
1.80 gm/l