Mechanical Operations Which of the following agitators having a large blade area, rotating at slow speed is used for mixing high viscosity liquids ( > 50000 centipoise)? Flat blade turbine Curved blade turbine Propeller Helical screw Flat blade turbine Curved blade turbine Propeller Helical screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations General mechanism of size reduction in intermediate and fine grinder is by Cutting action Compression Compression and tearing Impact and attrition Cutting action Compression Compression and tearing Impact and attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultrafine grinders operate principally by Slow compression Impact Attrition Cutting action Slow compression Impact Attrition Cutting action ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher? Fluid energy mill Gyratory crusher Ball mill Rod mill Fluid energy mill Gyratory crusher Ball mill Rod mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Bond crushing law, the work required to form particle of size 'D' from very large feed is (where (S/V)p and (S/V)f are surface to volume ratio of the product and feed respectively). (S/V)²p (S/V)p √(S/V)p (S/V)f (S/V)²p (S/V)p √(S/V)p (S/V)f ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, Crushing takes place by impact breaking Reduction ratio can be varied by adjusting the distance from cage to hammers All of these Maximum acceptable feed size is 30 cms Crushing takes place by impact breaking Reduction ratio can be varied by adjusting the distance from cage to hammers All of these Maximum acceptable feed size is 30 cms ANSWER DOWNLOAD EXAMIANS APP
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