In a modified proctor test compaction of soils, the mass of the rammer is of ______ and dropped at a height of ______.
1
2.6 kg; 310 mm
2
2.6 kg; 450 mm
3
4.89 kg; 310 mm
4
4.89 kg; 450 mm
In a modified proctor test compaction of soils, the mass of the rammer is of ______ and dropped at a height of ______.