Q77
What mining method is most suited for flat-lying, tabular coal seams?
A.
Shrinkage stoping
B.
Sublevel caving
C.
Longwall mining
AnswerD.
Block caving
Answer: Option C
Solution
Answer: Option C
Solution:
Longwall mining is highly efficient for extracting flat, continuous seams.The correct answer is: Longwall miningIt uses a shearer and roof supports to extract large panels.Very common in coal mining.