Mechanical Operations A pebble mill Is a ball mill Employs flints or ceramic pebbles as the grinding medium Is a tube mill lined with ceramic or other non-metallic liner Both B and C Is a ball mill Employs flints or ceramic pebbles as the grinding medium Is a tube mill lined with ceramic or other non-metallic liner Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor. Flight Ribbon Slat or drag Screw Flight Ribbon Slat or drag Screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Capacity of flight conveyor in tons/hr is given by (where, W & D = width and depth of flight respectively in metre V = speed of the conveyor, metre/second ρ = bulk density of material, kg/m³) 3.6 W.V.ρ 3.6 D.V.ρ 3.6 W.D.V.ρ 3.6 W.D.V. 3.6 W.V.ρ 3.6 D.V.ρ 3.6 W.D.V.ρ 3.6 W.D.V. ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a surface active agent in a flocculation operation? Sodium silicate Alumina Lime Quartz Sodium silicate Alumina Lime Quartz ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is used for primary crushing of very hard lumpy materials? Tube mill Ball mill Toothed roll crusher Gyratory crusher Tube mill Ball mill Toothed roll crusher Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Balls for ball mills are never made of Cast iron Lead Forged/cast steel Alloy steel Cast iron Lead Forged/cast steel Alloy steel ANSWER DOWNLOAD EXAMIANS APP
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