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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-3 section-5

Each section contains 100 MCQs on Coal Mining .
21
The type of drill bit suitable for any type of rock
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Answer: Option B
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22
In shallow seams to prevent breathing of air to depillared area through cracks to the surface the cracks have to be blanketted with a minimum thickness of layer of sand or earth nearly
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Answer: Option A
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23
When the mineral extracted from underground the void filled with incombustable material, the process called as . . . . . . . .
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Answer: Option A
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24
Roads driven parallel to strike in horizon mining tailed
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Answer: Option D
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25
The tensile strength of C.I. pipes having
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Answer: Option A
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26
The method employed, when surface buildings cannot be evacuated
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Answer: Option C
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27
Strong roof and unyielding floor tends to
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Answer: Option D
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28
The width of rooms in room and pillar mining
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Answer: Option D
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29
Among permitted and non permitted explosive, which type of explosive has highest consumption in India.
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Answer: Option C
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30
Thawing means
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Answer: Option C
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