Mechanical Operations Xanthates are used in the froth floatation process as a/an Activator Frother Conditioner Collector Activator Frother Conditioner Collector ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Soft & non-abrasive materials can be made into fines by Cutting Compression Attrition None of these Cutting Compression Attrition None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mill is not a revolving mill. Compartment Pebble Cage Tube Compartment Pebble Cage Tube ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The main size reduction operation in ultrafine grinders is Compression Attrition Cutting Impact Compression Attrition Cutting Impact ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration operation carried out by continuous increase of the inlet pressure of slurry, is called the __________ filtration. Constant pressure Varying rate Varying pressure Constant rate Constant pressure Varying rate Varying pressure Constant rate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A centrifugal filtration unit operating at a rotational speed of w has inner surface of the liquid (density ρL) located at a radial distance R from the axis of rotation. The thickness of the liquid film is δ and no cake is formed. The initial pressure drop during filtration is ½w² . δ² . ρL ½w² . R² . ρL ½w² . R . ρL(R + 2δ) ½w² . δρL (2R + δ) ½w² . δ² . ρL ½w² . R² . ρL ½w² . R . ρL(R + 2δ) ½w² . δρL (2R + δ) ANSWER DOWNLOAD EXAMIANS APP
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