What is the main reason to support a slip or fault plane on its both sides?
A. it is a weak zone of the mine
B. a slip or fault plane is the line of fracture of strata & very difficult to hold it
C. it indicates the weaker section of the district
D. none of them
Answer: Option B
This Question Belongs to Mining Engineering >> Introduction To Mining Engineering
Related Questions on Introduction to Mining Engineering
A. Normal distribution
B. Skewed distribution
C. Lognormal distribution
D. Poisson distribution
A. 3 level heading district
B. 4 level heading district
C. 5 level heading district
D. 6 level heading district
It is very difficult to control shaley roof if coal is not left with the shale why?
A. It is weak in nature
B. It has weathering effect
C. It has great affinity to absorb moisture and get departed from immediate roof
D. It reacts with coaly surface
Join The Discussion