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Coal Mining MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Coal Mining. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Coal Mining chapter is particularly important for students studying mining engineering. Page-4 section-2

Each section contains 100 MCQs on Coal Mining .
31
The feed upto temper screw is possible upto
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Answer: Option B
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32
Hydraulic stowing is not successful. Where the seam is less than . . . . . . . . m depth and flatter than . . . . . . . . deg.
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Answer: Option B
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33
French method employed for a seam depth of
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Answer: Option D
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34
The stowing efficiency in mechanical stowing is
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Answer: Option B
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35
Each bore rod one end is male other end
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Answer: Option A
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36
Ducting pipes diameter nearly
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Answer: Option C
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37
Solid coal pillar left intact during extraction of stook pillar called
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Answer: Option A
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38
Maximum chances of air blast is associated with
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Answer: Option C
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39
The shape of the pillar that gives maximum percentage of recovery with speed reduced amount of lift for loading is
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Answer: Option D
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40
VCR modified revision is
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Answer: Option B
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