Mechanical Operations Ball mills and tube mills with flint or porcelain balls are used for size reduction of Limestone Non-metallic ores Asbestos Rubber Limestone Non-metallic ores Asbestos Rubber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The crushed material received for separation is called feed or Middling Concentrate Heading Tailing Middling Concentrate Heading Tailing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? Fluid energy mill All of these Micronizer Jet mills Fluid energy mill All of these Micronizer Jet mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The process by which fine solids is removed from liquids is termed as Flocculation Decantation Sedimentation Classification Flocculation Decantation Sedimentation Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the usual value of angle of nip for crushing of ordinary rock in smooth steel crushing rolls? 40° 46° 16° 32° 40° 46° 16° 32° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A gravity decanter is meant for the separation of two __________ density. Immiscible liquids of different Miscible liquids of same Immiscible liquids of same Miscible liquids of different Immiscible liquids of different Miscible liquids of same Immiscible liquids of same Miscible liquids of different ANSWER DOWNLOAD EXAMIANS APP