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Opencast Mining MCQs Questions & Answers | Mining Engineering

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

Each section contains 100 MCQs on Opencast Mining .
21
The stripping ratio for dragline is
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Answer & Solution
Answer: Option D
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22
Important haul roads the minimum factor of safety of the slope is . . . . . . . .
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Answer & Solution
Answer: Option A
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23
The hole flushed with compressed air at . . . . . . . . in hydraulic wagon drill.
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Answer & Solution
Answer: Option C
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24
The method involves mining and washing together of unconsolidated or semi consolidated rock wear of ground surface called . . . . . . . .
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Answer & Solution
Answer: Option A
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25
Maximum travel speed of scraper (forward speed)
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Answer & Solution
Answer: Option B
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26
Jack hammer is this type of drill
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Answer & Solution
Answer: Option A
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27
These things are employed in the blast holes of small, size, blasted with gun powder, mineral loaded in to tubs hauled by locos.
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Answer & Solution
Answer: Option A
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28
The danger zone is o/c blasting is in metre.
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Answer: Option C
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29
Total meterage drilled by a wagon drill in shift of shovels in coal.
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Answer & Solution
Answer: Option C
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30
The minimum thickness of seam for adopting B.G.
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Answer & Solution
Answer: Option A
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