Mechanical Operations In a ball mill, the volume occupied by the balls (when the mill is stopped) is about __________ percent of the volume of the mill. 85 50 35 70 85 50 35 70 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To get a fine talc powder from its granules, the equipment used is Jaw crusher Ball mill Roller crusher Gyratory crusher Jaw crusher Ball mill Roller crusher Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Separation of cream from milk Separation of isotopes based on their density or molecular weights difference Concentration of rubber latex Dewaxing of lubricating oil Separation of cream from milk Separation of isotopes based on their density or molecular weights difference Concentration of rubber latex Dewaxing of lubricating oil ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Highly viscous liquids & pastes are agitated by Propellers None of these Turbine agitators Multiple blade paddles Propellers None of these Turbine agitators Multiple blade paddles ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Work index is defined as the Energy needed to crush one tonne of feed to 200 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 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 needed to crush one tonne of feed to 200 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 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 The capacity of a belt conveyor depends upon two factors. If one is the cross-section of the load, the other is the __________ of the belt. Speed Thickness None of these Length Speed Thickness None of these Length ANSWER DOWNLOAD EXAMIANS APP
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