A pitot tube should be used in conjuction with sensitive . . . . . . . .
A. vertical manometer
B. inclined manometer
C. portable clinometer
D. velometer
Answer: Option B
This Question Belongs to Mining Engineering >> Mine Ventilation
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The mechanical mixture of gases existing in a mine given off after explosion called
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B. Stink damp
C. Black damp
D. After damp
A Drager Gas Mask does not filter
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B. Nitrous fumes
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