Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Shape Specific gravities None of these Wettability Shape Specific gravities None of these Wettability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which one is a filter aid? Calcined lime Diatomaceous earth Convas fabric None of these Calcined lime Diatomaceous earth Convas fabric None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For Indian standard (IS) screens, the mesh number is equal to its aperture size expressed to the nearest deca-micron (0.01 mm). Aperture width of IS screen of mesh number 50 will be approximately __________ microns. 500 5000 5 50 500 5000 5 50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A gravity decanter is meant for the separation of two __________ density. Miscible liquids of same Immiscible liquids of different Immiscible liquids of same Miscible liquids of different Miscible liquids of same Immiscible liquids of different Immiscible liquids of same Miscible liquids of different ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their None of these Particle sizes Terminal velocities Densities None of these Particle sizes Terminal velocities Densities ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency is the ratio of the Surface energy created by crushing to the energy absorbed by the solid Energy fed to the machine to the surface energy created by crushing Energy absorbed by the solid to that fed to the machine Energy absorbed by the solid to the surface energy created by crushing Surface energy created by crushing to the energy absorbed by the solid Energy fed to the machine to the surface energy created by crushing Energy absorbed by the solid to that fed to the machine Energy absorbed by the solid to the surface energy created by crushing ANSWER DOWNLOAD EXAMIANS APP