Mechanical Operations Filter aid is used to Increase the rate of filtration Increase the porosity of the cake Act as a support base for the septum Decrease the pressure drop Increase the rate of filtration Increase the porosity of the cake Act as a support base for the septum Decrease the pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The process opposite to 'dispersion' is termed as the Sedimentation Flocculation Filtration None of these Sedimentation Flocculation Filtration None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following crushing laws is most accurately applicable to the fine grinding of materials ? Bond's crushing law Kick's law Rittinger's law None of these Bond's crushing law Kick's law Rittinger's law None of these 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 ) 1/s . c C/s S . c S/c 1/s . c C/s S . c S/c ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mass flow of granular solid (M) through a circular opening of dia, D follows M ∝ √D M ∝ D M ∝ D² M ∝ D³ M ∝ √D M ∝ D M ∝ D² M ∝ D³ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a non-spherical particle, the sphericity Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Has the dimension of length Is always less than 1 Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Has the dimension of length Is always less than 1 ANSWER DOWNLOAD EXAMIANS APP
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