Mechanical Operations For spheres, the specific surface shape factor is given by AD/V √(AD/V) D/V A/V AD/V √(AD/V) D/V A/V ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end. Rod Compartment Pebble Tube Rod Compartment Pebble Tube ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The speed of a rotary drum vacuum filter may be about __________ rpm. 1 500 100 50 1 500 100 50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? ∞ 0.5 1 ∞ 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The energy consumed by a ball mill depends on The density of the material being ground Its ball load Its speed All of these The density of the material being ground Its ball load Its speed All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of 'scrappers'? Screw conveyor Bucket conveyor Flight conveyor Both B and C Screw conveyor Bucket conveyor Flight conveyor Both B and C ANSWER DOWNLOAD EXAMIANS APP
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