Mechanical Operations The optimum moisture content in solids to be crushed/ground ranges from __________ percent. 15 to 20 10 to 15 3 to 4 8 to 10 15 to 20 10 to 15 3 to 4 8 to 10 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 absorbed by the solid to the surface energy created by crushing Energy fed to the machine to the surface energy created by crushing Energy absorbed by the solid to that fed to the machine Surface energy created by crushing to the energy absorbed by the solid Energy absorbed by the solid to the surface energy created by crushing Energy fed to the machine to the surface energy created by crushing Energy absorbed by the solid to that fed to the machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Equivalent diameter of a particle is the diameter of the sphere having the same Volume as the particle None of these Ratio of volume to surface as the particle Ratio of surface to volume as the actual volume Volume as the particle None of these Ratio of volume to surface as the particle Ratio of surface to volume as the actual volume ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Driving force in case of filtration by a centrifuge is the Formation of highly porous cake Speed of the centrifuge Centrifugal pressure exerted by the liquid Narrow diameter of the vessel Formation of highly porous cake Speed of the centrifuge Centrifugal pressure exerted by the liquid Narrow diameter of the vessel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For classification of potable (drinking) water, we use a __________ filter. Rotary vacuum Vacuum leaf Gravity sand Plate and frame Rotary vacuum Vacuum leaf Gravity sand Plate and frame ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is 0.02 μm/s 0.90 μm/s 1 μm/s 22.1 μm/s 0.02 μm/s 0.90 μm/s 1 μm/s 22.1 μm/s ANSWER DOWNLOAD EXAMIANS APP