Single tube core barrel is suitable for recovering core from rocks of
A. Soft
B. Friable
C. Homogeneous
D. Hard
Answer: Option C
Related Questions on Coal Mining
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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