Mechanical Operations Which of the following is not a wet classifier? Hydrocyclones Sharpies supercentrifuge None of these Dorr Oliver rake classifier Hydrocyclones Sharpies supercentrifuge None of these Dorr Oliver rake classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Colloid mills achieve size reduction mainly by Impact Attrition Cutting Compression Impact Attrition Cutting Compression 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). V/6D.S 6.V/D.S S/V V/D.S V/6D.S 6.V/D.S S/V V/D.S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Width and speed of a conveyor belt depends upon the __________ of the material. Bulk density Neither A nor B Both A & B Lump size Bulk density Neither A nor B Both A & B Lump size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cyclones are used primarily for separating Solids from solids Solids Solids from fluids Liquids Solids from solids Solids Solids from fluids Liquids ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. Tailing None of these Middling Concentrate Tailing None of these Middling Concentrate ANSWER DOWNLOAD EXAMIANS APP
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