Mechanical Operations Which is a secondary crusher for a hard & tough stone? Impact crusher Cone crusher Jaw crusher Toothed roll crusher Impact crusher Cone crusher Jaw crusher Toothed roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? Spiralling Tabling Panning None of these Spiralling Tabling Panning None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the specific surface shape factor is given by A/V D/V AD/V √(AD/V) A/V D/V AD/V √(AD/V) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During the washing of cake Cake resistance decreases Filter medium resistance decreases Filter medium resistance increases All the resistances are constant Cake resistance decreases Filter medium resistance decreases Filter medium resistance increases All the resistances are constant ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Maximum at the filter medium Minimum at the filter medium Minimum at the upstream face Same throughout the thickness of cake Maximum at the filter medium Minimum at the filter medium Minimum at the upstream face Same throughout the thickness of cake ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If radius of a batch basket centrifuge is halved & the r.p.m. is doubled, then the Linear speed of the basket is doubled Linear speed of the basket is halved Centrifugal force is doubled Capacity of centrifuge is increased Linear speed of the basket is doubled Linear speed of the basket is halved Centrifugal force is doubled Capacity of centrifuge is increased ANSWER DOWNLOAD EXAMIANS APP
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