The average value of co-efficient of utilization of space of mine car in Indian u/g mining context varies from . . . . . . . .
A. 0.2 - 0.3
B. 0.4 - 0.5
C. 0.5 - 0.6
D. 0.7 - 0.9
Answer: Option C
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
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B. Rope splicing
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