Mechanical Operations Which of the following terminology is not used for size reduction of materials to fine sizes or powders? Pulverisation Comminution Dispersion Compression Pulverisation Comminution Dispersion Compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Minimum at the filter medium Maximum at the filter medium Same throughout the thickness of cake Minimum at the upstream face Minimum at the filter medium Maximum at the filter medium Same throughout the thickness of cake Minimum at the upstream face ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A suspension of glass beads in ethylene glycol has a hindered settling velocity of 1.7 mm/s, while the terminal settling velocity of a single glass bead in ethylene glycol is 17 mm/s. If the Richardson-Zaki hindered settling index is 4.5, the volume fraction of solids in the suspension is 0.1 0.4 0.6 None of these 0.1 0.4 0.6 None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the Both A & B Type of crushing machine Feed material Neither A nor B Both A & B Type of crushing machine Feed material Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of particles of various sizes, shapes and densities by allowing them to settle in a fluid is called Clarification Thickening Classification Froth floatation Clarification Thickening Classification Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Chance process is used for the Concentration of iron ore Cleaning of coal Concentration of pyrites Water treatment Concentration of iron ore Cleaning of coal Concentration of pyrites Water treatment ANSWER DOWNLOAD EXAMIANS APP
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