Mechanical Operations The most efficient equipment for the removal of sub-micronic dust particles from blast furnace gas is the Gravity settling chamber Venturi atomiser Electro-static precipitator Cyclone separator Gravity settling chamber Venturi atomiser Electro-static precipitator Cyclone separator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screw conveyors are Suitable for sticky materials All of these Run at very high rpm Suitable for highly abrasive materials Suitable for sticky materials All of these Run at very high rpm Suitable for highly abrasive materials ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In the cyclone separator used for separation of dust from dust laden gas, the gas Develops a helical motion inside the chamber Enters the cyclone from the top Is admitted tangentially at high velocity Both B and C Develops a helical motion inside the chamber Enters the cyclone from the top Is admitted tangentially at high velocity Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vertical transportation of materials can be done by a/an Pneumatic conveyor Bucket elevator Both B & C Apron conveyor Pneumatic conveyor Bucket elevator Both B & C Apron conveyor 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 460 2250 1125 230 460 2250 1125 230 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Temperature of the product during ultrafine grinding Decreases May increase or decrease ; depends on the material being ground Increases Remains constant Decreases May increase or decrease ; depends on the material being ground Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
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