Mechanical Operations Dust collection efficiency of electrostatic precipitator can be as high as 99.9%. Maximum temperature and pressure of dust laden gas that can be cleaned in an electrostatic precipitator is respectively. 200°C and 5 atm 1000°C and 10 atm 500°C and 50 atm 1000°C and 500 atm 200°C and 5 atm 1000°C and 10 atm 500°C and 50 atm 1000°C and 500 atm 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 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 fed to the machine to the surface energy created by crushing Energy absorbed by the solid to the surface energy created by crushing Energy absorbed by the solid to that fed to the machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mesh indicates the number of holes per Linear inch Linear foot Square inch Square foot Linear inch Linear foot Square inch Square foot ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following must be stored in silos and not in open yard? Sand None of these High V.M. bituminous coal Coke breeze Sand None of these High V.M. bituminous coal Coke breeze ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Balls for ball mills are never made of Cast iron Forged/cast steel Alloy steel Lead Cast iron Forged/cast steel Alloy steel Lead ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size ) S . c 1/s . c C/s S/c S . c 1/s . c C/s S/c ANSWER DOWNLOAD EXAMIANS APP
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