Mechanical Operations In case of a hammer crusher, the Rotor shaft carrying hammers can be vertical or horizontal Maximum feed size may be 50 mm Feed may be highly abrasive (Moh's scale >5) Minimum product size is 3 mm Rotor shaft carrying hammers can be vertical or horizontal Maximum feed size may be 50 mm Feed may be highly abrasive (Moh's scale >5) Minimum product size is 3 mm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Increases Increases linearly Remains constant Decreases Increases Increases linearly Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Both A & B Neither A nor B Impact and attrition Tearing (shear) and compression Both A & B Neither A nor B Impact and attrition Tearing (shear) and compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Weber number is significant and is concerned with the Liquid-liquid mixing Suspension of solid in liquid Solid-liquid mixing Dispersion of liquid in liquid Liquid-liquid mixing Suspension of solid in liquid Solid-liquid mixing Dispersion of liquid in liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. Middling Concentrate Tailing None of these Middling Concentrate Tailing None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of solid suspended in liquid into a supernatant clear liquid and a denser slurry employs a process termed as the Coagulation Clarification Flocculation Sedimentation Coagulation Clarification Flocculation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
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