Mechanical Operations A gravity decanter is meant for the separation of two __________ density. Immiscible liquids of same Immiscible liquids of different Miscible liquids of same Miscible liquids of different Immiscible liquids of same Immiscible liquids of different Miscible liquids of same Miscible liquids of different ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Shape None of these Wettability Specific gravities Shape None of these Wettability Specific gravities ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a roll crusher, the specific power consumption and the production rate is affected by the Differential roll speed Both A & B Neither A nor B Reduction ratio Differential roll speed Both A & B Neither A nor B Reduction ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an ultrafine grinder (colloid mill)? Toothed roll crusher Hammer mills with internal classification Micronizers Agitated mills and fluid energy mills Toothed roll crusher Hammer mills with internal classification Micronizers Agitated mills and fluid energy mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is the most suitable for separation of non-friable crystals. Tubular bowl Disc-bowl Perforated horizontal basket continuous Suspended batch basket Tubular bowl Disc-bowl Perforated horizontal basket continuous Suspended batch basket ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A pebble mill Employs flints or ceramic pebbles as the grinding medium Both B and C Is a ball mill Is a tube mill lined with ceramic or other non-metallic liner Employs flints or ceramic pebbles as the grinding medium Both B and C Is a ball mill Is a tube mill lined with ceramic or other non-metallic liner ANSWER DOWNLOAD EXAMIANS APP
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