Mechanical Operations The energy consumed by a ball mill depends on Its ball load The density of the material being ground All of these Its speed Its ball load The density of the material being ground All of these Its speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill compared to a ball mill Has a higher length/diameter ratio Uses much larger balls Produces a coarser product Has a higher diameter/length ratio Has a higher length/diameter ratio Uses much larger balls Produces a coarser product Has a higher diameter/length ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the Differential wettability Density separation Size Volatile matter content Differential wettability Density separation Size Volatile matter content ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen capacity is expressed in terms of Tons/hr-ft² Tons/ft² Both A & B Tons/hr Tons/hr-ft² Tons/ft² Both A & B Tons/hr ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tube mill compared to ball mill Produces finer products Is long in comparison with its diameter All of these Uses smaller balls Produces finer products Is long in comparison with its diameter All of these Uses smaller balls ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Paddle agitator None of these Moves at very high speed Is suitable for mixing low viscosity liquids Produces axial flow None of these Moves at very high speed Is suitable for mixing low viscosity liquids Produces axial flow ANSWER DOWNLOAD EXAMIANS APP
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