Mechanical Operations For sizing of fine materials, the most suitable equipment is a Shaking screen Grizzly Vibrating screen Trommel Shaking screen Grizzly Vibrating screen Trommel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The work index in Bond's law for crushing of solids has the following dimensions KWh.m1/2/ton KW/ton No units (dimensionless) KWh/ton KWh.m1/2/ton KW/ton No units (dimensionless) KWh/ton ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 60 - 75 15 - 20 43832 40 - 50 60 - 75 15 - 20 43832 40 - 50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a ball mill, Operating speed should be more than the critical speed Coarse feed requires a larger ball Fine feed requires a larger ball None of these Operating speed should be more than the critical speed Coarse feed requires a larger ball Fine feed requires a larger ball None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Capacity of flight conveyor in tons/hr is given by (where, W & D = width and depth of flight respectively in metre V = speed of the conveyor, metre/second ρ = bulk density of material, kg/m³) 3.6 W.D.V.ρ 3.6 W.D.V. 3.6 W.V.ρ 3.6 D.V.ρ 3.6 W.D.V.ρ 3.6 W.D.V. 3.6 W.V.ρ 3.6 D.V.ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During agitation of liquids, the Froude number is independent for the curves between power number and Reynolds number in baffled system Froude number is used to account for the effect of surface (e.g., the centre vortex) on the power number All of these Power number becomes independent of impellers Reynolds number at high Reynolds number, but is dependent on the geometry of the impeller Froude number is independent for the curves between power number and Reynolds number in baffled system Froude number is used to account for the effect of surface (e.g., the centre vortex) on the power number All of these Power number becomes independent of impellers Reynolds number at high Reynolds number, but is dependent on the geometry of the impeller ANSWER DOWNLOAD EXAMIANS APP
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