Highway Engineering
The most suitable equipment for compacting clayey soils is a

sheep foot roller
pneumatic tyred roller
smooth wheeled roller
vibrator

ANSWER DOWNLOAD EXAMIANS APP

Highway Engineering
In soils having same values of plasticity index, if liquid limit is increased, then

Compressibility, permeability and dry strength decrease
Compressibility and permeability decrease and dry strength increases
Compressibility and permeability increase and dry strength decreases
Compressibility, permeability and dry strength increase

ANSWER DOWNLOAD EXAMIANS APP