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Introduction to Mining Engineering MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Introduction to Mining Engineering. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Introduction to Mining Engineering chapter is particularly important for students studying mining engineering. Page-8 section-3

Each section contains 100 MCQs on Introduction to Mining Engineering .
71
For what depth of coal seam from surface, the distance between centers of adjacent pillars shall not be less than 45 m for a gallery width of maximum 4.8 m?
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Answer & Solution
Answer: Option D
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72
The flow rate of water in hydraulic mining for coal should be at least A gallon per minute. A is given by
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Answer & Solution
Answer: Option D
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73
Dilution in sublevel caving is
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Answer: Option A
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74
How much quantity of air should be conducted up to each face where solid blasting is practiced?
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Answer & Solution
Answer: Option C
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75
The method of mining a coal seam 8.5 m thick is by
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Answer & Solution
Answer: Option A
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76
Among the following options, the specific energy for rock-drilling is lowest in
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Answer: Option C
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77
Existence of fire in underground coal mine is established by
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Answer: Option C
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78
A block ore between two levels 30 m apart is 40 m long. The ore body thickness, specific gravity and grade are 2 m, 2.8 and 2% respectively. The tonnage of copper available in the block of ore is
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Answer & Solution
Answer: Option A
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79
Filling up of the void in opencast mines is known as
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Answer: Option C
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80
In connection with the precautions where gas exists, all apparatus, including portable and transportable apparatus used at any place within "A" meters of any workings or goaf in case of 3rd degree gassy mine. A is given by
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Answer & Solution
Answer: Option C
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