Mechanical Operations Sphericity for a non-spherical particle is given by (where, V and S are volume and surface area respectively of one particle. and, D = equivalent diameter of particle). 6.V/D.S V/6D.S S/V V/D.S 6.V/D.S V/6D.S S/V V/D.S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations 200 mesh seive size corresponds to __________ microns. 200 74 154 24 200 74 154 24 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle). 12/D.p 4/D.p 2/D.p 6/D.p 12/D.p 4/D.p 2/D.p 6/D.p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following crushing laws is most accurately applicable to the fine grinding of materials ? Rittinger's law Kick's law None of these Bond's crushing law Rittinger's law Kick's law None of these Bond's crushing law ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filter medium resistance is controlled by Pressure drop alone Both pressure drop and flow rate Flow rate alone Cake thickness Pressure drop alone Both pressure drop and flow rate Flow rate alone Cake thickness ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The unit of specific cake resistance is Gm/cm² Cm/gm² Gm/gm Cm/gm Gm/cm² Cm/gm² Gm/gm Cm/gm ANSWER DOWNLOAD EXAMIANS APP
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