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. None of these Concentrate Tailing Middling None of these Concentrate Tailing Middling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The opening of a 200 mesh screen (Taylor series) is 0.0074 cm 0.0047 cm 74 mili-microns 0.0074 mm 0.0074 cm 0.0047 cm 74 mili-microns 0.0074 mm 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 Is admitted tangentially at high velocity Both B and C Enters the cyclone from the top Develops a helical motion inside the chamber Is admitted tangentially at high velocity Both B and C Enters the cyclone from the top ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vertical transportation of materials can be done by a/an Both B & C Pneumatic conveyor Apron conveyor Bucket elevator Both B & C Pneumatic conveyor Apron conveyor Bucket elevator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the Neither A nor B Both A & B Feed material Type of crushing machine Neither A nor B Both A & B Feed material Type of crushing machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher? Fluid energy mill Gyratory crusher Rod mill Ball mill Fluid energy mill Gyratory crusher Rod mill Ball mill ANSWER DOWNLOAD EXAMIANS APP
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