Mechanical Operations Fluid medium used in the classification technique of mineral beneficiation is Neither A nor B Both A & B Air Water Neither A nor B Both A & B Air Water ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During the washing of cake All the resistances are constant Filter medium resistance decreases Cake resistance decreases Filter medium resistance increases All the resistances are constant Filter medium resistance decreases Cake resistance decreases Filter medium resistance increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A cottrel precipitator makes use of the __________ for dusty air cleaning. Electric spark Corrona discharge Alternating current None of these Electric spark Corrona discharge Alternating current None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity for a non-spherical particle is given by (where, V and S are volume and surface area respectively of one particle. and, D = equivalent diameter of particle). S/V V/6D.S 6.V/D.S V/D.S S/V V/6D.S 6.V/D.S V/D.S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size ) S/c 1/s . c C/s S . c S/c 1/s . c C/s S . c ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Chance process is used for the Concentration of pyrites Water treatment Cleaning of coal Concentration of iron ore Concentration of pyrites Water treatment Cleaning of coal Concentration of iron ore ANSWER DOWNLOAD EXAMIANS APP
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