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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-5 section-3

Each section contains 100 MCQs on Coal Mining .
41
Wary undulations developed in rocks, whenever the region is subjected to severe pressure
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Answer & Solution
Answer: Option C
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42
While working seams steeper than 1 in 4 except the haulage dip the cross connections between the levels should be
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Answer: Option C
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43
Diamond drilling is applicable upto a maximum depth of . . . . . . . . m.
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Answer & Solution
Answer: Option C
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44
In deciding the size of the panel the important factor to be considered is
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Answer: Option D
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45
The collapse of roof in the goaf which is delibarately brought about by withdrawal of roof supports called
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Answer: Option A
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46
Room and pillar method used, when
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Answer: Option A
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47
The holes in BG method are inclined . . . . . . . . degrees from vertical towards roof
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Answer: Option A
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48
Length of simple unit face commonly with AFC.
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Answer: Option C
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49
Speed of wireline drilling equipment is
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Answer: Option A
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50
During depillaring, no splitting or reduction of pillars should be done beyond a length of pillars ahead of . . . . . . . . pillar under extraction.
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Answer & Solution
Answer: Option C
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