Mechanical Operations Size reduction of fibrous materials like wood, asbestos, mica etc. is done by a disintegrator exemplified by the Blake jaw crusher Stamp mill Bradford's breaker Cage mill Blake jaw crusher Stamp mill Bradford's breaker Cage mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 1.33-1.45 0.5-2 1.5-2.5 0.33-0.45 1.33-1.45 0.5-2 1.5-2.5 0.33-0.45 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Power required to drive a ball mill with a particular ball load is proportional to (where, D = diameter of ball mill ) 1/D D D2.5 1/D2.5 1/D D D2.5 1/D2.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen efficiency is Recovery/rejection Recovery Rejection None of these Recovery/rejection Recovery Rejection None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The process by which fine solids is removed from liquids is termed as Flocculation Decantation Sedimentation Classification Flocculation Decantation Sedimentation Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The mechanism of size reduction by a hammer mill is by impact and attrition between the Neither A nor B Feed particles Grinding element & the housing Both A & B Neither A nor B Feed particles Grinding element & the housing Both A & B ANSWER DOWNLOAD EXAMIANS APP
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