Mechanical Operations Crushing of mineral particles is accomplished in a 'cage mill', when one or more alloy steel bars are revolved in opposite directions. It is a type of __________ mill. Impact Roll None of these Vibratory Impact Roll None of these Vibratory ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels separate a mixture of particles depending on their Wettability Density Size Electrical & magnetic properties Wettability Density Size Electrical & magnetic properties ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a __________ conveyor. Slat Drag Ribbon Screw Slat Drag Ribbon Screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Coal is finally pulverised to 200 mesh size for burning in boilers by a Roll crusher Ball mill Hammer crusher Gyratory crusher Roll crusher Ball mill Hammer crusher Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fibrous material is broken by a Squirrel-cage disintegrator Ball mill Rollcrusher Tube mill Squirrel-cage disintegrator Ball mill Rollcrusher Tube 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)f √(S/V)p (S/V)p (S/V)²p (S/V)f √(S/V)p (S/V)p ANSWER DOWNLOAD EXAMIANS APP
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