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Coal Mining MCQs Questions & Answers | Mining Engineering

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

Each section contains 100 MCQs on Coal Mining .
51
The gradient of the cross cut should not be less than
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Answer & Solution
Answer: Option C
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52
Submerged sand deposit can be mined by
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Answer: Option A
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53
Maximum compressive strength of cavable roof is
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Answer: Option D
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54
Coal seams said to be contiguous, if the two seams are separated by a parting of less than.
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Answer: Option C
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55
The portion of the face at its end. Where cutting starts
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Answer: Option B
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56
The type of lining employed where high pressure of water to be resisted in a sinking pit
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Answer: Option B
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57
The stowing efficiency in hydraulic sand stowing is
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Answer: Option A
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58
The number of pillars in a panel, can be extracted to the maximum percentage in depilling with in the . . . . . . . . period.
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Answer: Option C
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59
For deeper mines the sand : water ratio in sand stowing is . . . . . . . .
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Answer: Option B
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60
Usual length of drill rods
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Answer: Option C
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