Mechanical Operations __________ baffles are provided in ball mills. None of these Horizontal Only two No None of these Horizontal Only two No ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Wet grinding in a revolving mill __________ as compared to dry grinding. Requires more energy Gives less wear on chamber walls Complicates handling of the product Increases capacity Requires more energy Gives less wear on chamber walls Complicates handling of the product Increases capacity 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 ) C/s S . c 1/s . c S/c C/s S . c 1/s . c S/c ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen efficiency is None of these Recovery Recovery/rejection Rejection None of these Recovery Recovery/rejection Rejection ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a wet classifier? None of these Sharpies supercentrifuge Dorr Oliver rake classifier Hydrocyclones None of these Sharpies supercentrifuge Dorr Oliver rake classifier Hydrocyclones ANSWER DOWNLOAD EXAMIANS APP
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). S/V 6.V/D.S V/6D.S V/D.S S/V 6.V/D.S V/6D.S V/D.S ANSWER DOWNLOAD EXAMIANS APP
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