Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 1.33-1.45 1.5-2.5 0.5-2 0.33-0.45 1.33-1.45 1.5-2.5 0.5-2 0.33-0.45 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, All of these Crushing takes place by impact breaking Maximum acceptable feed size is 30 cms Reduction ratio can be varied by adjusting the distance from cage to hammers All of these Crushing takes place by impact breaking Maximum acceptable feed size is 30 cms Reduction ratio can be varied by adjusting the distance from cage to hammers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cartridge filters are termed as 'edge' filters, because of the fact that the Disks have very sharp edge Bulk of the solids are removed at the periphery of the disks None of these Solids are not deposited at the edge of the disk Disks have very sharp edge Bulk of the solids are removed at the periphery of the disks None of these Solids are not deposited at the edge of the disk ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Wet grinding in a revolving mill __________ as compared to dry grinding. Gives less wear on chamber walls Requires more energy Increases capacity Complicates handling of the product Gives less wear on chamber walls Requires more energy Increases capacity Complicates handling of the product 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 6/D.p 2/D.p 12/D.p 4/D.p 6/D.p 2/D.p 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? Gyratory crusher Fluid energy mill Ball mill Rod mill Gyratory crusher Fluid energy mill Ball mill Rod mill ANSWER DOWNLOAD EXAMIANS APP
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