Mechanical Operations Removal of activated carbon from glycerine is done by Rotary vacuum filter Batch basket centrifuge Plate and frame filter None of these Rotary vacuum filter Batch basket centrifuge Plate and frame filter None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of a cubical particle, when its equivalent diameter is taken as the height of the cube, is √2 0.5 1 √3 √2 0.5 1 √3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most common filter aid is Sodium carbonate Silica gel Diatomaceous earth Calcium silicate Sodium carbonate Silica gel Diatomaceous earth Calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill compared to a ball mill Produces a coarser product Uses much larger balls Has a higher length/diameter ratio Has a higher diameter/length ratio Produces a coarser product Uses much larger balls Has a higher length/diameter ratio Has a higher diameter/length ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Theoretical capacity of crushing rolls in tons/hr is given by (where, V = peripherial velocity, m/sec. W = width of rolls, m Dr = distance between rolls ρ = density of material to be crushed, kg/m³ here, V =πN.D where, N = speed of the rolls in rotation per second (rps) D = diameter of rolls, m) 3.6 V.W.Dr.ρ 3.6 W.Dr.ρ 3.6 V.W. ρ 3.6 V.W.Dr/ρ 3.6 V.W.Dr.ρ 3.6 W.Dr.ρ 3.6 V.W. ρ 3.6 V.W.Dr/ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Colloidal mills are used for __________ grinding. Intermediate Coarse Ultrafine Fine Intermediate Coarse Ultrafine Fine ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS