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 230 1125 460 2250 230 1125 460 2250 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Agglomeration of individual particles into clusters (flocs) is called flocculation. To prevent flocculation, the most commonly used dispersing agents are Bi-carbonates Carbonates Silicates & phosphates Sulphates Bi-carbonates Carbonates Silicates & phosphates Sulphates ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The sphericity of a solid particle of cubical shape is π/3 (π/6)1/2 (π/6)1/3 π π/3 (π/6)1/2 (π/6)1/3 π ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The energy consumed by a ball mill depends on Its ball load All of these Its speed The density of the material being ground Its ball load All of these Its speed The density of the material being ground ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not categorised as a "mechanical operation"? Filtration Humidification Agitation Size enlargement Filtration Humidification Agitation Size enlargement ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following conveyors cannot be recommended for transportation of abrasive materials? Flight conveyor Belt conveyor Apron conveyor Chain conveyor Flight conveyor Belt conveyor Apron conveyor Chain conveyor ANSWER DOWNLOAD EXAMIANS APP