Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? None of these Spiralling Panning Tabling None of these Spiralling Panning Tabling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter (d) as D² D 1/d √d D² D 1/d √d ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a batch sedimentation equipment? Dust catcher Dry cyclone separator Filter thickener Rotary sprayer scrubber Dust catcher Dry cyclone separator Filter thickener Rotary sprayer scrubber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The speed of a rotary drum vacuum filter may be about __________ rpm. 500 1 50 100 500 1 50 100 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In bag filters, filter fabrics are never made of Cotton fibres Polyester fibres Metallic wire woven mesh Nylon fibres Cotton fibres Polyester fibres Metallic wire woven mesh Nylon fibres ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μrn is 25.4 kWh/ton 18 kWh/ton 6.35 kWh/ton 9.0 kWh/ton 25.4 kWh/ton 18 kWh/ton 6.35 kWh/ton 9.0 kWh/ton ANSWER DOWNLOAD EXAMIANS APP
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