Mechanical Operations The main size reduction operation in ultrafine grinders is Attrition Compression Cutting Impact Attrition Compression Cutting Impact ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Maximum size reduction in a fluid energy mill is achieved by Impact Interparticle attrition Cutting Compression Impact Interparticle attrition Cutting Compression 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 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 any size is proportional to the square of the surface to volume ratio of the product 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 in crushing is proportional to the new surface created Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Reduction ratio of crushers is the None of these Ratio of discharge opening to feed opening Determining factor for minimum dia of the feed and the product Ratio of feed opening to discharge opening None of these Ratio of discharge opening to feed opening Determining factor for minimum dia of the feed and the product Ratio of feed opening to discharge opening ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate does not depend upon the Resistance of the cake & the septum Pressure drop & area of filtering surface None of these Properties of the cake & the filtrate Resistance of the cake & the septum Pressure drop & area of filtering surface None of these Properties of the cake & the filtrate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Capacity (in tons/hr) of jaw/gyratory crusher is equal to (where, L = length of the receiving opening, cm S = greater width of the discharge opening, cm) L.S/0.087 0.087 L.S L.S 0.01 L.S L.S/0.087 0.087 L.S L.S 0.01 L.S ANSWER DOWNLOAD EXAMIANS APP
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