Mechanical Operations Power required to drive a ball mill with a particular ball load is proportional to (where, D = diameter of ball mill ) D 1/D D2.5 1/D2.5 D 1/D D2.5 1/D2.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The study on washability of coal is done by using the __________ technique. Tabling Elutriation Heavy media separation None of these Tabling Elutriation Heavy media separation None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is the most suitable for separation of non-friable crystals. Suspended batch basket Tubular bowl Disc-bowl Perforated horizontal basket continuous Suspended batch basket Tubular bowl Disc-bowl Perforated horizontal basket continuous ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy consumed for crushing one ton of material ranges from __________ kWh. 0.5 to 1.5 4 to 5 0.01 to 0.1 2 to 3.5 0.5 to 1.5 4 to 5 0.01 to 0.1 2 to 3.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During filtration operation, the filtrate encounters the resistance of the Filter medium All of these Channel carrying the slurry to the upstream side of the cake and filtrate away from the filter medium Cake Filter medium All of these Channel carrying the slurry to the upstream side of the cake and filtrate away from the filter medium Cake ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If radius of a batch basket centrifuge is halved & the r.p.m. is doubled, then the Centrifugal force is doubled Capacity of centrifuge is increased Linear speed of the basket is halved Linear speed of the basket is doubled Centrifugal force is doubled Capacity of centrifuge is increased Linear speed of the basket is halved Linear speed of the basket is doubled ANSWER DOWNLOAD EXAMIANS APP
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