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Mine Supports and Strata Control MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Mine Supports and Strata Control. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Mine Supports and Strata Control chapter is particularly important for students studying mining engineering. Page-8 section-2

Each section contains 100 MCQs on Mine Supports and Strata Control .
71
Rock burst is explained by the theory of
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Answer & Solution
Answer: Option C
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72
For a bulking factor of 1.5, the height of immediate roof for extraction thickness of H is
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Answer: Option C
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73
The material used for make of hydraulic prop
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Answer: Option C
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74
The rock sample having 5.4 cm diameter and 2.7 cm thickness failed at a compressive load of 2403.45 kg while carrying out Brazilian test. The tensile strength of rock sample will be
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Answer & Solution
Answer: Option C
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75
Erecting the supports in such a manner that the distance between supports are according to a specified pattern called
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Answer: Option B
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76
Wide stall method of mining widely used in . . . . . . . . country.
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Answer: Option A
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77
Rocks said to be floggy if bedded planes are separated by
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Answer: Option D
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78
Visual test is carried out if the roof is upto . . . . . . . . m from strong focussed beam of light.
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Answer: Option D
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79
Coal India Limited was formed by Central Government in
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Answer: Option C
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80
Chasnalla disaster (1975) was due to
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Answer: Option B
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