Mechanical Operations For spheres, the specific surface shape factor is given by A/V √(AD/V) D/V AD/V A/V √(AD/V) D/V AD/V ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vertical transportation of materials can be done by a/an Apron conveyor Bucket elevator Pneumatic conveyor Both B & C Apron conveyor Bucket elevator Pneumatic conveyor Both B & C ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? Tabling None of these Panning Spiralling Tabling None of these Panning Spiralling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If a force greater than that of gravity is used to separate solids & fluids of different densities, the process is termed as the Centrifugation Flocculation Dispersion Sedimentation Centrifugation Flocculation Dispersion Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger's crushing law states that For a given machine and feed, crushing efficiency is dependent on the size of the feed & product Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product Work required in crushing is proportional to the new surface created Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product For a given machine and feed, crushing efficiency is dependent on the size of the feed & product Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product Work required in crushing is proportional to the new surface created Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Traces of liquid tar fog present in coke oven gas is separated using Strainer Electrostatic precipitator Cyclone separator None of these Strainer Electrostatic precipitator Cyclone separator None of these ANSWER DOWNLOAD EXAMIANS APP
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