Compaction Introduction MCQs Soil Mechanics

Questions and Answers of Compaction Introduction in Soil Mechanics for Civil Engineering.

What showed the existence of the relationship between soil water content and degree of dry density, In 1933?
(A). Terzaghi
(B). Skempton
(C). Darcy
(D). Proctor
(E). None of these

Who developed the Standard Proctor test?
(A). R.R. Proctor
(B). Skempton
(C). Darcy
(D). Terzaghi
(E). None of these

How many inches the inside diameter of the mold is, In Standard Proctor testing?
(A). 1
(B). 4
(C). 3
(D). 6
(E). None of these

What is the capacity of the mold, In Standard Proctor testing?
(A). 1/10 cu.ft
(B). 1/20 cu.ft
(C). 1/30 cu.ft
(D). 1/40 cu.ft
(E). None of these

What is the weight of rammer, In Standard Proctor testing?
(A). 4.5 kg
(B). 18 lb
(C). 2.5kg
(D). 20 lb
(E). None of these

What is the free fall height, in Standard Proctor testing?
(A). 5 inches
(B). 12 inches
(C). 16 inches
(D). 18 inches
(E). None of these

What is the internal effective height, in Standard Proctor testing?
(A). 2.3 inches
(B). 4.5 inches
(C). 4.6 inches
(D). 45 inches
(E). None of these

The compaction increases the void ratio.
(A). True
(B). False
(C). Partially True

What is reduced by the compaction?
(A). strength
(B). stability
(C). air voids
(D). dry density
(E). None of these

What is the process called, in which soil particles artificially rearrange into a close state?
(A). Tension
(B). Compaction
(C). Sway mechanism
(D). Consolidation
(E). None of these

Porosity is decreased by the Compaction.
(A). True
(B). False
(C). Partially True

What increases the dry density of soil?
(A). compaction
(B). swelling
(C). bulking
(D). addition of excess of water
(E). None of these

What has the soil on Optimum water content?
(A). minimum density
(B). maximum density
(C). no weight
(D). no density
(E). None of these

Methods are based what for testing the compaction characteristics?
(E). None of these

What does not causes the compaction?
(A). vibration
(B). tamping
(C). rolling Prof.Fazal Rehman Shamil (Available for Professional Discussions)