Q.1
Which of the following is not a failure due to the role of water?
  • a) Increase in pore pressure
  • b) Accumulation of water at the back of the rock
  • c) Accumulation of water at the front of the rock
  • d) Lubrication effect of the rock mass
Q.2
The rock which can be stable even with vertical slopes is __________
  • a) Sandstone
  • b) Granite
  • c) Shale
  • d) Chalk
Q.3
Which type of sandstone is more stable?
  • a) Cemented with siliceous material
  • b) Cemented with argillaceous material
  • c) Cemented with ferruginous material
  • d) Cemented with calcareous material
Q.4
What can be said about stability of slope when the layers are horizontal?
  • a) Stable up to 45°
  • b) Stable at all angles up to 90°
  • c) Unstable up to 45°
  • d) Unstable at all angles up to 90°
Q.5
What has to be considered while giving cuts in stratified rocks?
  • a) Risk factor
  • b) Complication factor
  • c) Safety factor
  • d) Dip factor
Q.6
In metamorphic rocks derived from stratified sedimentary rocks, the direction of cleavage with respect to the original bedding may cause a complex system of weak planes.
  • a) True
  • b) False
Q.7
Which zones are most potential surfaces for rock slips?
  • a) Smooth surfaces
  • b) Rough surfaces
  • c) Shear zones
  • d) Tensile zones
Q.8
Which of the following is an external factor for failure?
  • a) Composition of the mass
  • b) Role of water
  • c) Geological structures
  • d) Removal of vegetation
Q.9
Majority of rocks are free from joints and cracks.
  • a) True
  • b) False
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