Mechanical Operations Colloid mills achieve size reduction mainly by Impact Compression Attrition Cutting Impact Compression Attrition Cutting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filtrate flow rate in constant pressure filtration Remains constant throughout Continuously increases Continuously decreases May increase or decrease ; depends on the pressure Remains constant throughout Continuously increases Continuously decreases May increase or decrease ; depends on the pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The value of work index does not change materially from one equipment to another. If the value of work index determined for close circuit grinding is Wi, then the same for open circuit grinding will be Wi 1.34 Wi 0.5 Wi 3.34 Wi Wi 1.34 Wi 0.5 Wi 3.34 Wi ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following terminology is not used for size reduction of materials to fine sizes or powders? Pulverisation Dispersion Comminution Compression Pulverisation Dispersion Comminution Compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Maximum size reduction in a fluid energy mill is achieved by Compression Interparticle attrition Impact Cutting Compression Interparticle attrition Impact Cutting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 20 to 25 0.1 to 2 50 to 70 5 to 10 20 to 25 0.1 to 2 50 to 70 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
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