Mechanical Operations In case of grinding in a ball mill Grinding cost and power requirement increases with increasing fineness of the products All of these Its capacity decreases with increasing fineness of the products Wet grinding achieves a finer product size than dry grinding Grinding cost and power requirement increases with increasing fineness of the products All of these Its capacity decreases with increasing fineness of the products Wet grinding achieves a finer product size than dry grinding ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Carbon black is pulverised in a Gyratory crusher Roll crusher Hammer crusher Ball mill Gyratory crusher Roll crusher Hammer crusher Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the Differential wettability Size Density separation Volatile matter content Differential wettability Size Density separation Volatile matter content ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is the most suitable for separation of non-friable crystals. Perforated horizontal basket continuous Disc-bowl Suspended batch basket Tubular bowl Perforated horizontal basket continuous Disc-bowl Suspended batch basket Tubular bowl ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations All resistances during washing of cake Remain constant None of these Decreases Increases Remain constant None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a __________ operation. Flocculation Classification Sedimentation Clarification Flocculation Classification Sedimentation Clarification ANSWER DOWNLOAD EXAMIANS APP
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