1000+ Civil Engineering Previous Year Question Papers with Answers - 2

Question: 6

The ratio of volume of voids to the total volume of soil mass is called

(A) porosity

(B) percentage air voids

(C) voids ratio

(D) air content

Question: 7

Coarse grained soils are best compacted by a

(A) vibratory roller

(B) sheep's foot roller

(C) rubber tyred roller

(D) drum roller

Question: 8

The value of factor of safety adopted in foundation design is

(A) 1.2 to 1.5

(B) 1.5 to 2.0

(C) 2 to 3

(D) 3 to 4

Question: 9

Coulomb's earth pressure theory gives the same value as Rankine's theory when

(A) wall is smooth and vertical

(B) wall is vertical

(C) wall is smooth

(D) none of the above

Question: 10

The soil particles coarser than _____ can be examined by means of hand lense

(A) 0.15 mm

(B) 0.75 mm

(C) 0.015 mm

(D) 0.075 mm