The penetration of borer type of continuous miner . . . . . . . . m/min.
A. 0.1 - 0.2
B. 0.3 - 0.6
C. 0.7 - 0.9
D. 1 - 2
Answer: Option B
This Question Belongs to Mining Engineering >> Mining Machinery
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Coal cutting machine ropes are . . . . . . . . wire rope core.
A. Fibre
B. Steel strand core
C. Independent wire rope
D. All
The joining of ropes is termed as . . . . . . . .
A. Rope stitching
B. Rope splicing
C. Rope Stretching
D. Rope volcanizing
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