The shear cuts from the coal face a slice thickness . . . . . . . . mm.
A. 450 - 650
B. 300 - 400
C. 550 - 750
D. 400 - 500
Answer: Option A
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
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D. All
The joining of ropes is termed as . . . . . . . .
A. Rope stitching
B. Rope splicing
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