Mechanical Operations In case of a ball mill, None of these Coarse feed requires a larger ball Operating speed should be more than the critical speed Fine feed requires a larger ball None of these Coarse feed requires a larger ball Operating speed should be more than the critical speed Fine feed requires a larger ball ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. Cage Hammer Both A & B Neither A nor B Cage Hammer Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultrafine grinders operate principally by Cutting action Slow compression Impact Attrition Cutting action Slow compression Impact Attrition ANSWER DOWNLOAD EXAMIANS APP
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 Concrete Flint or porcelain Stainless steel Bronze Concrete Flint or porcelain Stainless steel Bronze ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter (d) as 1/d D² √d D 1/d D² √d D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A belt conveyor used for the transportation of materials can All of these Handle materials upto 5000 tons/hr Travel at a speed upto 300 metres/minute Run upto 1 km All of these Handle materials upto 5000 tons/hr Travel at a speed upto 300 metres/minute Run upto 1 km ANSWER DOWNLOAD EXAMIANS APP
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