Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Non-metallic ores Basic slags Asbestos & mica Metalliferrous ores Non-metallic ores Basic slags Asbestos & mica Metalliferrous ores ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following must be stored in silos and not in open yard? None of these Coke breeze Sand High V.M. bituminous coal None of these Coke breeze Sand High V.M. bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The sphericity of a solid particle of cubical shape is π/3 (π/6)1/2 π (π/6)1/3 π/3 (π/6)1/2 π (π/6)1/3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a __________ conveyor. Ribbon Slat Screw Drag Ribbon Slat Screw Drag ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a surface active agent in a flocculation operation? Alumina Quartz Sodium silicate Lime Alumina Quartz Sodium silicate Lime ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 5 to 10 0.1 to 2 20 to 25 50 to 70 5 to 10 0.1 to 2 20 to 25 50 to 70 ANSWER DOWNLOAD EXAMIANS APP