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Mining Engineering · Q192

Mine Supports and Strata Control

Engineering and GATE · Mining Engineering · question 192

Q192

During depillaving operations, if the roof is laminated, local fall occurs . . . . . . . . hours after props are withdrawn

A.
2 - 8
B.
4 - 6
C.
4 - 10
Answer
D.
10 - 12

Answer: Option C

Solution

Answer: Option C
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