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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-4 section-3

Each section contains 100 MCQs on Mine Supports and Strata Control .
31
The tapered props are used where the floor is . . . . . . . . and roof is . . . . . . . .
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Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
32
The roof above gallery height of . . . . . . . . m tested with bamboo shoded with iron.
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Answer & Solution
Answer: Option C
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33
Setting load should not be less than . . . . . . . . tonnes in a seam of moderate thickness above 1.2 m.
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Answer & Solution
Answer: Option C
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34
Shield has a sloping regid one piece roof of adjustable inclination on the goaf side, thus results elimination of side loading on . . . . . . . .
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
35
Yeilding props are classified into . . . . . . . . types.
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Answer & Solution
Answer: Option A
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36
Chock is errected in between four corner props are generally not necessary except
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Answer & Solution
Answer: Option E
No explanation is given for this question. Let's Discuss on Board
37
Which bar is strongest and offers more resistance to bending.
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Answer & Solution
Answer: Option D
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38
In Jharia coal field, the quality of coal . . . . . . . . with the depth.
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
39
The maximum gap between two chock shield support is
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
40
Safe limit of tensile strain in forest land is . . . . . . . . mm/m as per the guide lines of the Ministry of environment and forests.
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Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board