Mechanical Operations __________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals. None of these Selectivity index Separation efficiency Concentration ratio None of these Selectivity index Separation efficiency Concentration ratio ANSWER DOWNLOAD EXAMIANS APP
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 Handling of ashes and similar materials can be done best by a __________ conveyor. Drag or slat Belt Ribbon Flight Drag or slat Belt Ribbon Flight ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment for the transportation of 200 mesh size particles is a Screw conveyor Bucket elevator Pneumatic conveyor Belt conveyor Screw conveyor Bucket elevator Pneumatic conveyor Belt conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Frother Modifier Activator Collector Frother Modifier Activator Collector ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Highly viscous liquids & pastes are agitated by Propellers None of these Multiple blade paddles Turbine agitators Propellers None of these Multiple blade paddles Turbine agitators ANSWER DOWNLOAD EXAMIANS APP
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