Mechanical Operations __________ are used for the separation of coarse particles from a slurry of fine particles. Thickeners Decanters Hydrocyclones Classifiers Thickeners Decanters Hydrocyclones Classifiers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger's crushing law states that 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 Work required to form a particle of any size is proportional to the square 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 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 Work required to form a particle of any size is proportional to the square 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 in crushing is proportional to the new surface created ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For Indian standard (IS) screens, the mesh number is equal to its aperture size expressed to the nearest deca-micron (0.01 mm). Aperture width of IS screen of mesh number 50 will be approximately __________ microns. 500 5000 5 50 500 5000 5 50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Balls for ball mills are never made of Lead Forged/cast steel Cast iron Alloy steel Lead Forged/cast steel Cast iron Alloy steel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid? Sand bed filter Batch basket centrifuge Plate and frame filter press Vacuum filter Sand bed filter Batch basket centrifuge Plate and frame filter press Vacuum filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. Tailing None of these Concentrate Middling Tailing None of these Concentrate Middling ANSWER DOWNLOAD EXAMIANS APP
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