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Mining Engineering · Q58

Mine Ventilation

Engineering and GATE · Mining Engineering · question 58

Q58

The lower and upper limit of methane - air explosive mixture is

A.
0.75%, 1.25%
B.
5.4%, 14.8%
Answer
C.
5.0%, 15.0%
D.
5.9%, 12.5%

Answer: Option B

Solution

Answer: Option B
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