Mechanical Operations Number of particles in a crushed solid sample is given by (where, m = mass of particles in a sample, Vp = volume of one particle, ρ= density of particles) M . ρ/Vp M . Vp/ρ M/ρ . Vp Vp/m . ρ M . ρ/Vp M . Vp/ρ M/ρ . Vp Vp/m . ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Dewaxing of lubricating oil Separation of isotopes based on their density or molecular weights difference Concentration of rubber latex Separation of cream from milk Dewaxing of lubricating oil Separation of isotopes based on their density or molecular weights difference Concentration of rubber latex Separation of cream from milk ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cartridge filters are termed as 'edge' filters, because of the fact that the Bulk of the solids are removed at the periphery of the disks None of these Solids are not deposited at the edge of the disk Disks have very sharp edge Bulk of the solids are removed at the periphery of the disks None of these Solids are not deposited at the edge of the disk Disks have very sharp edge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fluid medium used in the classification technique of mineral beneficiation is Water Neither A nor B Both A & B Air Water Neither A nor B Both A & B Air ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The material is crushed in a gyratory crusher by the action of Compression Impact Cutting Attrition Compression Impact Cutting Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Limestone is normally crushed in a Hammer crusher Roll crusher Tube mill Ball mill Hammer crusher Roll crusher Tube mill Ball mill ANSWER DOWNLOAD EXAMIANS APP