Mechanical Operations The value of work index does not change materially from one equipment to another. If the value of work index determined for close circuit grinding is Wi, then the same for open circuit grinding will be 1.34 Wi 0.5 Wi Wi 3.34 Wi 1.34 Wi 0.5 Wi Wi 3.34 Wi ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultra centrifuges are used for the separation of __________ solid particles. Dissolved Colloidal Fine Coarse Dissolved Colloidal Fine Coarse ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment for the transportation of 200 mesh size particles is a Bucket elevator Pneumatic conveyor Screw conveyor Belt conveyor Bucket elevator Pneumatic conveyor Screw conveyor Belt conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fluid medium used in the classification technique of mineral beneficiation is Water Both A & B Air Neither A nor B Water Both A & B Air Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Introduction of slurry in a plate and frame filter press is done through a plate in each frame. The plate of this filter has a __________ surface. Plane Either A or B Curved Ribbed Plane Either A or B Curved Ribbed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of raschig ring (whose length and diameter are equal) is >1 1 2 >1 1 2 ANSWER DOWNLOAD EXAMIANS APP
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