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Jee Metallurgy Exam Questions & Answers
Jee Metallurgy Exam Questions & Answers 
 
 
Hydraulic washing or Gravity separation - ANSWERSbased on the difference in the densities of the gangue and or particles 
 
Electromagnetic separation - ANSWERSSeparation based on differences in magnetic properties 
 
Chromite ore (FeO.Cr2O3 ) is separated from non-magnetic sillicious impurities and cassiterite ore (SnO2 ) is separated from magnetic Wolframite (FeWO4 + MnWO4 ). 
 
Froth floatation process - ANSWERSprocess used for the concentration of...