Mechanical Operations For spheres, the specific surface shape factor is given by AD/V D/V √(AD/V) A/V AD/V D/V √(AD/V) A/V ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 1.33-1.45 0.5-2 0.33-0.45 1.5-2.5 1.33-1.45 0.5-2 0.33-0.45 1.5-2.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If a force greater than that of gravity is used to separate solids & fluids of different densities, the process is termed as the Flocculation Centrifugation Sedimentation Dispersion Flocculation Centrifugation Sedimentation Dispersion ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an Cyclone separator Wet scrubber Bag filter Electrostatic precipitator Cyclone separator Wet scrubber Bag filter Electrostatic precipitator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In constant pressure filtration, Rate of filtration is constant Rate of filtration increases with time Resistance decreases with time Rate of filtration decreases with time Rate of filtration is constant Rate of filtration increases with time Resistance decreases with time Rate of filtration decreases with time ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A pebble mill Is a ball mill Both B and C Is a tube mill lined with ceramic or other non-metallic liner Employs flints or ceramic pebbles as the grinding medium Is a ball mill Both B and C Is a tube mill lined with ceramic or other non-metallic liner Employs flints or ceramic pebbles as the grinding medium ANSWER DOWNLOAD EXAMIANS APP
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