Mechanical Operations The material is crushed in a gyratory crusher by the action of Attrition Cutting Impact Compression Attrition Cutting Impact Compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen capacity is not a function of Screening surface Atmospheric humidity Its openings size Screening mechanism Screening surface Atmospheric humidity Its openings size Screening mechanism ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The mechanism of size reduction by a hammer mill is by impact and attrition between the Grinding element & the housing Neither A nor B Both A & B Feed particles Grinding element & the housing Neither A nor B Both A & B Feed particles ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Work index is defined as the Energy (kWh/ton of feed) needed to crush small feed to such a size that 80% of the product passes a 200 mesh screen Energy needed to crush one tonne of feed to 200 microns Gross energy (kWh/ton of feed) needed to reduce very large feed to such a size that 80% of the product passes through a 100 micron screen Energy needed to crush one ton of feed to 100 microns Energy (kWh/ton of feed) needed to crush small feed to such a size that 80% of the product passes a 200 mesh screen Energy needed to crush one tonne of feed to 200 microns Gross energy (kWh/ton of feed) needed to reduce very large feed to such a size that 80% of the product passes through a 100 micron screen Energy needed to crush one ton of feed to 100 microns ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vertical transportation of materials can be done by a/an Apron conveyor Bucket elevator Pneumatic conveyor Both B & C Apron conveyor Bucket elevator Pneumatic conveyor Both B & C ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To produce talcum powder, use Hammer mill Pin mill Jet mill Ball mill Hammer mill Pin mill Jet mill Ball mill ANSWER DOWNLOAD EXAMIANS APP
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