Mechanical Operations With increase in drum speed, in a rotary drum filter, the filtration rate Increases Decreases Is not affected Increases linearly Increases Decreases Is not affected Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? 1 0.5 ∞ 1 0.5 ∞ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Colloid mills achieve size reduction mainly by Cutting Attrition Compression Impact Cutting Attrition Compression Impact ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The unit of filter medium resistance is Gm/cm⁻¹ Gm⁻¹ Cm⁻¹ Cm/gm⁻¹ Gm/cm⁻¹ Gm⁻¹ Cm⁻¹ Cm/gm⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a __________ conveyor. Screw Ribbon Slat Drag Screw Ribbon Slat Drag 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 Electrostatic precipitator Bag filter Wet scrubber Cyclone separator Electrostatic precipitator Bag filter Wet scrubber ANSWER DOWNLOAD EXAMIANS APP
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