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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-8 section-2

Each section contains 100 MCQs on Opencast Mining .
71
Which is the modification of dipper shovel with a long boom and used for casting fragmented rock or earth into a dump of over burden.
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Answer & Solution
Answer: Option B
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72
The height of bench for 20 m3 shovel is
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Answer & Solution
Answer: Option D
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73
The one of the strength test method is of detonator.
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Answer & Solution
Answer: Option B
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74
Depth of holes in coal in manual quarry.
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Answer & Solution
Answer: Option B
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75
This system of mining in open cast is energy efficient.
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Answer & Solution
Answer: Option A
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76
The formation of benches the angle of slope should not exceed.
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Answer & Solution
Answer: Option D
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77
In which mining we achieve, higher safety and artificial lights needed at night time.
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Answer & Solution
Answer: Option C
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78
Dangers and hezards are compared to less in mining.
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Answer & Solution
Answer: Option A
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79
The diameter of drill holes ranges from by well hole drills.
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Answer & Solution
Answer: Option C
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80
A dozer can dig . . . . . . . . meters below ground in earth or weathered rock.
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board