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Mining Engineering · Q52

Mine Ventilation

Engineering and GATE · Mining Engineering · question 52

Q52

The mean velocity of air current through an airway of 9m2 cross-sectional area is found to be 1.5 m/s, If the mean methane content of air current is 0.6%, the layering index will be

A.
3.10
Answer
B.
2.71
C.
2.15
D.
1.80

Answer: Option A

Solution

Answer: Option A
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