Hydraulic stowing is not successful. Where the seam is less than . . . . . . . . m depth and flatter than . . . . . . . . deg.
A. 200, 5
B. 100, 5
C. 100, 10
D. 200, 10
Answer: Option B
This Question Belongs to Mining Engineering >> Coal Mining
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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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