What is the primary use of a raise in underground mining?
A. Material transport
B. Ventilation and access
C. Ore grinding
D. Roof support
Answer: Option B
Solution (By Examveda Team)
Raise is a vertical or inclined opening connecting different levels.The correct answer is: Ventilation and accessUsed for air circulation, ore transfer, or escape routes.Often developed using raise boring or Alimak.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
Related Questions on Mine Development and Mining Methods
What is the primary purpose of mine development?
A. Extraction of ore
B. Ventilation planning
C. Accessing ore body
D. Waste disposal
A. Shaft
B. Adit
C. Stope
D. Raise
A. Room and Pillar
B. Cut and Fill
C. Block Caving
D. Shrinkage Stoping
Which of the following is not an underground mining method?
A. Open-pit mining
B. Shrinkage stoping
C. Sublevel stoping
D. Cut and fill
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