Examveda

Which method is preferred when surface subsidence must be avoided?

A. Block Caving

B. Sublevel Caving

C. Cut and Fill

D. Longwall Mining

Answer: Option C

Solution (By Examveda Team)

Cut and Fill uses backfill to support the stope, minimizing voids.The correct answer is: Cut and FillThis prevents ground movement and is ideal under sensitive areas like towns.Block caving causes extensive surface movement.

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