Best method of mining in seam of 8.5 m thick.
A. B/P
B. L/W
C. L/W sublevel caving
D. Combination of B/P and L/W
Answer: Option C
A. B/P
B. L/W
C. L/W sublevel caving
D. Combination of B/P and L/W
Answer: Option C
The required water for 1 ton of sand in hydraulic sand stowing is . . . . . . . .
A. 800 l
B. 600 l
C. 1100 l
D. 1200 l
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