Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Modifier Frother Activator Collector Modifier Frother Activator Collector ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cartridge filters are termed as 'edge' filters, because of the fact that the Disks have very sharp edge Solids are not deposited at the edge of the disk None of these Bulk of the solids are removed at the periphery of the disks Disks have very sharp edge Solids are not deposited at the edge of the disk None of these Bulk of the solids are removed at the periphery of the disks ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aid is used to Increase the porosity of the cake Decrease the pressure drop Increase the rate of filtration Act as a support base for the septum Increase the porosity of the cake Decrease the pressure drop Increase the rate of filtration Act as a support base for the septum ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels employ __________ for screening of materials. None of these Fibrous cloth Punched plate Woven wire screen None of these Fibrous cloth Punched plate Woven wire screen ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a batch sedimentation equipment? Filter thickener Rotary sprayer scrubber Dry cyclone separator Dust catcher Filter thickener Rotary sprayer scrubber Dry cyclone separator Dust catcher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μrn is 25.4 kWh/ton 6.35 kWh/ton 18 kWh/ton 9.0 kWh/ton 25.4 kWh/ton 6.35 kWh/ton 18 kWh/ton 9.0 kWh/ton ANSWER DOWNLOAD EXAMIANS APP