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Drilling and Blasting MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Drilling and Blasting. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Drilling and Blasting chapter is particularly important for students studying mining engineering. Page-8 section-4

Each section contains 100 MCQs on Drilling and Blasting .
71
The inverse of poisson's ratio termed as . . . . . . . .
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Answer & Solution
Answer: Option A
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72
Conveyors used in underground should be . . . . . . . .
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Answer & Solution
Answer: Option B
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73
Multiple fan in series are connected when
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Answer & Solution
Answer: Option C
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74
The pressure on single doors, in order that they offer no difficulty in opening should not exceed.
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Answer & Solution
Answer: Option A
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75
Gelatinous explosives commonly used in these mine conditions.
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Answer & Solution
Answer: Option A
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76
Stratum is reffered as flat if general inclination not exceed . . . . . . . . to the horizontal.
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Answer: Option D
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77
The nature of flow of a fluid is governed by a dimension less parameter called
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Answer: Option A
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78
A delay detonator has a delay element introduced between
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Answer: Option B
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79
The coefficient of friction in a staple pit without bunton.
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Answer: Option D
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80
The dust generally used for spraying in coal places.
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Answer & Solution
Answer: Option A
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