Mechanical Operations Pebble mills are tumbling mills widely used for grinding in the manufacture of paints & pigments and cosmetic industries, where iron contamination in the product is highly objectionable. Pebbles used in pebble mill are made of Flint or porcelain Stainless steel Concrete Bronze Flint or porcelain Stainless steel Concrete Bronze ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Hot, lumpy & abrasive materials are best transported by using a/an __________ conveyor. Flight Belt Apron Screw Flight Belt Apron Screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The study on washability of coal is done by using the __________ technique. Heavy media separation None of these Elutriation Tabling Heavy media separation None of these Elutriation Tabling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of fibrous materials like wood, asbestos, mica etc. is done by a disintegrator exemplified by the Stamp mill Cage mill Blake jaw crusher Bradford's breaker Stamp mill Cage mill Blake jaw crusher Bradford's breaker ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Same throughout the thickness of cake Minimum at the upstream face Minimum at the filter medium Maximum at the filter medium Same throughout the thickness of cake Minimum at the upstream face Minimum at the filter medium Maximum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
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