Geotech

Question 1

Ratio of volume of voids and volume of soil

Answer 1

Porosity (n)

Question 2

Ratio of volume of voids and volume of soil solids

Answer 2

Void Ratio (e)

Question 3

Ratio of volume of water and volume of voids

Answer 3

Degree of Saturation (S)

Question 4

Which is true for porosity?

a. 0 < n < 100
b. 0 =< n =< 100
c. 0 =< n
d. 0 < n

Answer 4

a. 0 < n < 100

Question 5

Which is true for void ratio?

a. 0 < e < 100
b. 0 =< e =< 100
c. 0 =< e
d. 0 < e

Answer 5

d. 0 < e

Question 6

Which is true for degree of Saturation (S)?

a. 0 < S < 100
b. 0 =< S =< 100
c. 0 =< S
d. 0 < S

Answer 6

b. 0 =< S =< 100

Question 7

When the seepage pressure becomes equal to the pressure due to submerged weight of a soil, the effective pressure is reduced to zero and the soil particles have a tendency to move up in the direction of flow. This phenomenon is generally known

a. Quick Condition
b. Boiling Condition
c. Quick Sand
d. All of the above

Answer 7

d. All of the above

Question 8

What is soil in civil engineering?

a. the material in a relatively thin surface zone within roots occur.
b. the unaggregated and uncemented deposits of minerals and organic particles covering the earth’s crust.
c. the substance existing on the earth’s surface; which grows and develop plants.
d. None of the above

Answer 8

b. the unaggregated and uncemented deposits of minerals and organic particles covering the earth’s crust.