Q.1
The air voids line contains ___________
  • a) constant percentage air voids
  • b) water voids
  • c) varying percentage air voids
  • d) specific gravity of solids
Q.2
The zero air voids line is also known as ___________
  • a) density line
  • b) saturation line
  • c) specific gravity line
  • d) unit weight line
Q.3
The theoretical maximum compaction for any given water content corresponds to ______
  • a) least specific gravity
  • b) maximum specific gravity
  • c) zero air void condition
  • d) only air voids present without the presence of water
Q.4
The zero air void line shows the _________
  • a) dry density as a function of water content for soil containing no air voids
  • b) saturated density as a function of water content
  • c) partially saturated density as a function of water content
  • d) dry density as a function of specific gravity
Q.5
The Modified Proctor test was standardised by ____________
  • a) IS
  • b) AASHO
  • c) ASCE
  • d) CBR
Q.6
In Modified Proctor test the number of layers of the soil is compacted is ___________
  • a) 1
  • b) 2
  • c) 5
  • d) 3
Q.7
The weight of rammer in Modified proctor test is ______________
  • a) 4.5 kg
  • b) 2.5 kg
  • c) 18 lb
  • d) 22 lb
Q.8
The free fall height of rammer in Modified Proctor test is __________ inches.
  • a) 5
  • b) 12
  • c) 16
  • d) 18
Q.9
The Modified Proctor test curve of the water content – dry density curve lies __________ the SPT curve.
  • a) above
  • b) below
  • c) left side
  • d) right side
Q.10
The Modified Proctor test has its peak relatively towards ____________ in water content – dry density curve.
  • a) right
  • b) left
  • c) centre
  • d) near origin
Q.11
For same soil, the effect of heavier compaction is in ________
  • a) increase in the maximum dry density
  • b) decrease in the maximum dry density
  • c) decrease in stability
  • d) decrease in strength
Q.12
For same soil, the effect of heavier compaction is to ________
  • a) decrease the optimum water content
  • b) decrease in the maximum dry density
  • c) decrease in stability
  • d) decrease in strength
Q.13
In Harvard miniature compaction test, the soil is compacted by _______
  • a) vibration
  • b) kneading action
  • c) impact
  • d) dynamic
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