Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. Tailing Concentrate None of these Middling Tailing Concentrate None of these Middling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For the transportation of ultrafine particles, the equipment used is a........conveyor. Belt Screw Pneumatic None of these Belt Screw Pneumatic None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Shape factor for a cylinder whose length equals its diameter is 1.0 2.0 1.5 0.5 1.0 2.0 1.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most efficient equipment for the removal of sub-micronic dust particles from blast furnace gas is the Cyclone separator Gravity settling chamber Electro-static precipitator Venturi atomiser Cyclone separator Gravity settling chamber Electro-static precipitator Venturi atomiser ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Compressibility co-efficient for an absolutely compressible cake is 1 ∞ 0 to 1 1 ∞ 0 to 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Remains unchanged May increase or decrease; depends on the machine Decreases Increases Remains unchanged May increase or decrease; depends on the machine Decreases Increases ANSWER DOWNLOAD EXAMIANS APP