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Mining Engineering · Q36

Mine Rules and Regulations

Engineering and GATE · Mining Engineering · question 36

Q36

As stated in circular in favour of pillar extraction, the area of roof exposure at any working place at any time shall not exceed "A" sq m. What is the value of A?

A.
45 sq m
B.
60 sq m
Answer
C.
75 sq m
D.
90 sq m

Answer: Option B

Solution

Answer: Option B
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