Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? Spiralling Panning None of these Tabling Spiralling Panning None of these Tabling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals. Concentration ratio Selectivity index Separation efficiency None of these Concentration ratio Selectivity index Separation efficiency None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The main differentiation factor between tube mill and ball mill is the Length to diameter ratio Final product size Size of the grinding media Operating speed Length to diameter ratio Final product size Size of the grinding media Operating speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The sphericity of a cylinder of 1 mm diameter and length 3 mm is 0.9 0.6 0.78 0.5 0.9 0.6 0.78 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vacuum filter is most suitable for the Liquids having high vapour pressure Liquids of very high viscosity Removal of fines from liquid None of these Liquids having high vapour pressure Liquids of very high viscosity Removal of fines from liquid None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of __________ is accomplished in steam heated rollers and roll crushers. Hard rubber Waxes Gums Resins Hard rubber Waxes Gums Resins ANSWER DOWNLOAD EXAMIANS APP
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