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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-1

Each section contains 100 MCQs on Mine Supports and Strata Control .
71
Any clay or shale which does not fuse, below 158°C called
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Answer & Solution
Answer: Option A
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72
Number of holes required to errect a timber bar
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Answer & Solution
Answer: Option A
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73
Chock shields can work in steeply inclined seams upto maximum . . . . . . . . deg.
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Answer: Option C
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74
Bulk strength of the timber prop is . . . . . . . . kg/cm2.
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Answer & Solution
Answer: Option B
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75
If the prop has to be set on loose rock, it should be placed on . . . . . . . .
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Answer & Solution
Answer: Option A
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76
The pressure arch in longwall workings have its apex or crest at a mm height above the seam at nearly . . . . . . . . times the length of face.
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Answer: Option C
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77
First aid certificate is not required for
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Answer: Option D
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78
The load does not effect the load yeild characteristic of the prop.
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Answer: Option B
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79
In which contains separated pre-measured quantity of filled polyestered and resin catalyst called
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Answer: Option A
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80
Timber bar placed in the holes of minimum depth of . . . . . . . .
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Answer: Option D
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