Mechanical Operations For sizing of fine materials, the most suitable equipment is a Trommel Vibrating screen Shaking screen Grizzly Trommel Vibrating screen Shaking screen Grizzly ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the capacity of screens, the screen effectiveness Increases Remains unchanged Decreases Decreases exponentially Increases Remains unchanged Decreases Decreases exponentially ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filtrate flow rate in constant pressure filtration Continuously decreases Continuously increases May increase or decrease ; depends on the pressure Remains constant throughout Continuously decreases Continuously increases May increase or decrease ; depends on the pressure Remains constant throughout ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for incompressible sludges is (where ΔP = pressure drop over cake) ∝ 1/ ΔP Independent of ΔP ∝ ΔP ∝ √ΔP ∝ 1/ ΔP Independent of ΔP ∝ ΔP ∝ √ΔP ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To produce talcum powder, use Pin mill Ball mill Hammer mill Jet mill Pin mill Ball mill Hammer mill Jet mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency is the ratio of the Energy fed to the machine to the surface energy created by crushing 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 absorbed by the solid to that fed to the machine Energy fed to the machine to the surface energy created by crushing 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 absorbed by the solid to that fed to the machine ANSWER DOWNLOAD EXAMIANS APP