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 Bronze Stainless steel Concrete Flint or porcelain Bronze Stainless steel Concrete Flint or porcelain ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Hot, lumpy & abrasive materials are best transported by using a/an __________ conveyor. Belt Screw Apron Flight Belt Screw Apron Flight ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The study on washability of coal is done by using the __________ technique. None of these Tabling Heavy media separation Elutriation None of these Tabling Heavy media separation Elutriation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of fibrous materials like wood, asbestos, mica etc. is done by a disintegrator exemplified by the Bradford's breaker Stamp mill Blake jaw crusher Cage mill Bradford's breaker Stamp mill Blake jaw crusher Cage mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Minimum at the filter medium Minimum at the upstream face Same throughout the thickness of cake Maximum at the filter medium Minimum at the filter medium Minimum at the upstream face Same throughout the thickness of cake Maximum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
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