Mechanical Operations The porosity of a compressible cake is Minimum at the upstream face Maximum at the filter medium Minimum at the filter medium Same throughout the thickness of cake Minimum at the upstream face Maximum at the filter medium Minimum at the filter medium Same throughout the thickness of cake ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Percentage of drum submerged in the slurry in case of rotary drum filter is 85 3 25 30 85 3 25 30 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Agglomeration of individual particles into clusters (flocs) is called flocculation. To prevent flocculation, the most commonly used dispersing agents are Sulphates Silicates & phosphates Carbonates Bi-carbonates Sulphates Silicates & phosphates Carbonates Bi-carbonates ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pine oil and cresylic acid are used as __________ in the froth floatation process. Depressor Collector Frother Conditioner Depressor Collector Frother Conditioner ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a ball mill, the volume occupied by the balls (when the mill is stopped) is about __________ percent of the volume of the mill. 50 70 85 35 50 70 85 35 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a non-metalliferous mineral? Fluorspar Calcite Cassiterrite Quartz Fluorspar Calcite Cassiterrite Quartz ANSWER DOWNLOAD EXAMIANS APP
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