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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-9 section-2

Each section contains 100 MCQs on Opencast Mining .
81
Now a days the wagon drills operated by
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
82
One of the secondary blasting technique is . . . . . . . .
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Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
83
The angle of slope from bench wall from the horizontal called
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Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
84
The following nomeneclature 20/90 for drag line is related to . . . . . . . .
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Answer & Solution
Answer: Option D
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85
This type of fuel not being washed to improve heat value.
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Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
86
Number of holes drilled by two persons is sandstone with a depth of 1.2 - 1.5 m.
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Answer & Solution
Answer: Option D
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87
The following excavator will be used for a bench height of 20 m to 30 m of soft rock formation.
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Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
88
Most suitable for ripping rocks and medium hard rocks below 5 hardness scale which are laminated and stratified is . . . . . . . .
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Answer & Solution
Answer: Option C
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89
The slope angle for hard and compact ground should not be more than
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Answer & Solution
Answer: Option D
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90
Which one of the following is not related to open cast mining.
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Answer & Solution
Answer: Option A
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