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Mine Supports and Strata Control MCQs Questions & Answers | Mining Engineering

Learn and practice multiple-choice questions (MCQs) with answers related to Mine Supports and Strata Control. These resources are available for mining engineering students who wish to clear GATE exams, technical interviews, competitive examinations, and other entrance exams. The Mine Supports and Strata Control chapter is particularly important for students studying mining engineering. Page-7 section-3

Each section contains 100 MCQs on Mine Supports and Strata Control .
61
Platinum deposits are
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Answer: Option A
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62
The percentage of emulsion oil used in hydraulic prop.
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Answer: Option D
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63
In Indian conditions the angle of draw is always
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Answer: Option A
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64
When props and bars are used for supporting the long wall face. In Indian mines, which type of system is used for longwall face.
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Answer: Option A
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65
. . . . . . . . axis represents the behavior of the prop under load.
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Answer: Option B
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66
Lignite deposite is found in . . . . . . . .
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Answer: Option D
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67
A timber prop is expected to support a roof area of about . . . . . . . . all around.
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Answer: Option B
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68
Which type of prop is lighter in weight in yeilding props.
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Answer: Option A
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69
Generally the yeild of the prop plotted in
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Answer: Option B
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70
Relative volume of all props contained in unit volume of rock is measure of its
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Answer: Option A
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