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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-9 section-4

Each section contains 100 MCQs on Coal Mining .
81
In which transportation, decomposed organism and losses N2, O2 and other volatile matter
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Answer & Solution
Answer: Option D
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82
How much amount of coal required to produce one tone of petrolium products
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Answer & Solution
Answer: Option C
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83
If the size of the pillar is 18 × 18 m is split up in to
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Answer & Solution
Answer: Option A
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84
The stowing efficiency in hand packing is
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Answer & Solution
Answer: Option D
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85
Coal mine operations are prohibited if the depth of cover is less than
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Answer & Solution
Answer: Option A
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86
The method of mining not suitable for working coaking coal.
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Answer & Solution
Answer: Option D
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87
In which line of extraction the stook is under excessive pressure and liable to crush.
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Answer & Solution
Answer: Option B
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88
Alluminium hollow drill rods can be used in rotary drilling
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Answer & Solution
Answer: Option B
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89
Drift theory is one of the reliable theory for formation of coal seam, other theory is
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Answer & Solution
Answer: Option B
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90
In most of the cases the thickness of subsod vanes from
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Answer & Solution
Answer: Option B
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