Mechanical Operations A tube mill compared to a ball mill Has a higher diameter/length ratio Uses much larger balls Has a higher length/diameter ratio Produces a coarser product Has a higher diameter/length ratio Uses much larger balls Has a higher length/diameter ratio Produces a coarser product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For crushing of solids, the Rittinger's law states that the work required for crushing is proportional to The change in volume due to crushing The size reduction ratio None of these The new surface created The change in volume due to crushing The size reduction ratio None of these The new surface created ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, the final product size depends on the Feed rate Clearance between hammer & grinding plates All of these Rotor speed Feed rate Clearance between hammer & grinding plates All of these Rotor speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A propeller agitator All of these Runs at very slow speed (2 rpm) Produces mainly axial flow Is used for mixing high viscosity pastes All of these Runs at very slow speed (2 rpm) Produces mainly axial flow Is used for mixing high viscosity pastes ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tabling process used for separating two materials of different densities by passing the dilute pulp over a table/deck, which is inclined from the horizontal surface at an angle of about 10 to 15° 2 to 5° 5 to 10° 1 to 2° 10 to 15° 2 to 5° 5 to 10° 1 to 2° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations There is practically no alternative/competitor to __________ in the beneficiation treatment of sulphide ores. Froth floatation Jigging Tabling Classification Froth floatation Jigging Tabling Classification ANSWER DOWNLOAD EXAMIANS APP
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