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
Support mcqgeeks.com by disabling your adblocker.
Please disable the adBlock and continue. Thank you.