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Introduction to Mining Engineering MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Introduction to Mining Engineering. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Introduction to Mining Engineering chapter is particularly important for students studying mining engineering. Page-6 section-3

Each section contains 100 MCQs on Introduction to Mining Engineering .
51
In Indian long wall mines, support resistance is calculated with due consideration to
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Answer & Solution
Answer: Option A
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52
'Gravimetric Dust Sampler' is
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Answer & Solution
Answer: Option A
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53
As per CMR 2017, the "Automatic Contrivance" shall be provided in each shaft exceeding a depth of
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Answer & Solution
Answer: Option D
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54
The feasibility study of an opencast mine revealed the following:
Recoverable value per tonne of ore = Rs. 900
Production cost per tonne of ore = Rs. 550
Stripping cost per tonne of waste = Rs. 45
The break even stripping ratio will be
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Answer & Solution
Answer: Option A
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55
Match the following in the context of Indian mining practice:
Equipment Power source
a. Rocker shovel 1. Battery
b. Locomotive 2. Compressed air
c. Shearer 3. Electricity (Maximum voltage 6.6 kV AC)
d. Dragline (24 m3 bucket capacity) 4. Electricity (Maximum voltage 1.1 kV AC)
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Answer & Solution
Answer: Option B
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56
The process of extraction of soluble metal compounds by reaction with acid or basic solvents or water is called
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Answer: Option B
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57
Why the heavy type of stone dust barriers are located further from faces in a district
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Answer: Option D
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58
In longwall caving, the thickness of immediate roof is calculated from
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Answer: Option A
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59
An underground panel extracted in a coal mine has a strike length of 500 m. After subsidence survey, it was found that the length of a straight line between the extreme limits of the subsided area on surface is 593.2 m along the strike direction. The depth of the extracted panel from the surface is 100 m. The angle of draw for the overlying strata assuming identical subsidence on either side of the centre of the panel is
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Answer: Option B
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60
When an underground gallery is driven, the equilibrium of pre-mining forces is disturbed and re-distribution of pressures takes place. This can be better-explained by
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Answer & Solution
Answer: Option B
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