Mechanical Operations A tube mill compared to a ball mill Produces a coarser product Has a higher length/diameter ratio Has a higher diameter/length ratio Uses much larger balls Produces a coarser product Has a higher length/diameter ratio Has a higher diameter/length ratio Uses much larger balls ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sulphuric acid mist is arrested by using a __________ scrubber. Hollow wet Co-current Venturi Packed wet Hollow wet Co-current Venturi Packed wet ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Addition of filter aid to the slurry before filtration is done to ...... of the cake. Increase the compressibility co-efficient Decrease the porosity Decrease the compressibility co-efficient Increase the porosity Increase the compressibility co-efficient Decrease the porosity Decrease the compressibility co-efficient Increase the porosity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In classification, particles are said to be equal settling, if they have the same terminal velocities in the Different fluids Both B and C Same fluid Same field of force Different fluids Both B and C Same fluid Same field of force ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To produce talcum powder, use Jet mill Hammer mill Pin mill Ball mill Jet mill Hammer mill Pin mill Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Close circuit grinding by a ball mill with air sweeping employs a Both A & B Classifier Cyclone separator between mill & classifier Neither A nor B Both A & B Classifier Cyclone separator between mill & classifier Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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