Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 1.5-2.5 0.5-2 0.33-0.45 1.33-1.45 1.5-2.5 0.5-2 0.33-0.45 1.33-1.45 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a cyclone of diameter 0.2 m with a tangential velocity of 15 m/s at the wall, the separation factor is 2250 230 1125 460 2250 230 1125 460 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity is the ratio of the surface area of a spherical particle having the same volume as the particle to the surface area of the particle. Which of the following has the maximum value of sphericity? Sphere Cylinder (L/D = 1) Cube Raschig rings Sphere Cylinder (L/D = 1) Cube Raschig rings ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The capacity of a belt conveyor depends upon two factors. If one is the cross-section of the load, the other is the __________ of the belt. Length Speed Thickness None of these Length Speed Thickness None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vertical transportation of materials can be done by a/an Both B & C Apron conveyor Bucket elevator Pneumatic conveyor Both B & C Apron conveyor Bucket elevator Pneumatic conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The work index in Bond's law for crushing of solids has the following dimensions KW/ton KWh.m1/2/ton KWh/ton No units (dimensionless) KW/ton KWh.m1/2/ton KWh/ton No units (dimensionless) ANSWER DOWNLOAD EXAMIANS APP
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