Mechanical Operations With increase in drum speed, in a rotary drum filter, the filtration rate Decreases Is not affected Increases Increases linearly Decreases Is not affected Increases Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In classification, particles are said to be equal settling, if they have the same terminal velocities in the Same fluid Both B and C Same field of force Different fluids Same fluid Both B and C Same field of force Different fluids ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most efficient equipment for the removal of sub-micronic dust particles from blast furnace gas is the Electro-static precipitator Gravity settling chamber Cyclone separator Venturi atomiser Electro-static precipitator Gravity settling chamber Cyclone separator Venturi atomiser ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing of mineral particles is accomplished in a 'cage mill', when one or more alloy steel bars are revolved in opposite directions. It is a type of __________ mill. Vibratory Roll Impact None of these Vibratory Roll Impact None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Impact and attrition Neither A nor B Both A & B Tearing (shear) and compression Impact and attrition Neither A nor B Both A & B Tearing (shear) and compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A pebble mill Employs flints or ceramic pebbles as the grinding medium Is a tube mill lined with ceramic or other non-metallic liner Both B and C Is a ball mill Employs flints or ceramic pebbles as the grinding medium Is a tube mill lined with ceramic or other non-metallic liner Both B and C Is a ball mill ANSWER DOWNLOAD EXAMIANS APP
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