Mine Ventilation - Study Mode
[#166] Hoolamite will be converted to a shade of green, brown or black by the reaction of . . . . . . . .
Correct Answer
(C) CO
[#167] Temperature of mine air commonly measured by . . . . . . . .
Correct Answer
(A) Hg thermometer
[#168] The ratio of mass of water vapour per m 3 of air to mass of water vapour required to saturate one m 3 of air called
Correct Answer
(A) relative humidity
[#169] Motive column is given by the formula
Correct Answer
(B) $$frac{{Tu - Td}}{{273 + Tu}} imes D$$
[#170] When lime is added to water.
Correct Answer
(A) value of P H increases