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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-8 section-4

Each section contains 100 MCQs on Coal Mining .
71
Room and pillar mining confined to almost . . . . . . . seams.
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Answer & Solution
Answer: Option A
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72
Cast iron lining called
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Answer & Solution
Answer: Option A
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73
During extraction of coal . . . . . . . . will be left against the goaf.
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Answer & Solution
Answer: Option B
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74
When the water perculation of strata only this is required
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Answer & Solution
Answer: Option B
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75
The blasted debries is taken to the surface-by means . . . . . . . . in shaft sinking
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Answer & Solution
Answer: Option A
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76
Stowing capacity in case of mechanical stowing.
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Answer & Solution
Answer: Option B
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77
The quantity of coal available in a coal seam insitu called
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Answer & Solution
Answer: Option A
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78
Span detressed zone irrespective of depth is . . . . . . . . m.
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Answer & Solution
Answer: Option C
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79
The main requirement to convert coal into petrolium by synthesis to increase the proportion of
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Answer & Solution
Answer: Option C
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80
The minimum thickness of the seam to adopt BG method.
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Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board