Mechanical Operations Separation of a suspension or slurry into a supernatant clear liquid (free from particles) and a thick sludge containing a high concentration of solid is called Sedimentation Clarification Decantation Classification Sedimentation Clarification Decantation Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dust collection efficiency of electrostatic precipitator can be as high as 99.9%. Maximum temperature and pressure of dust laden gas that can be cleaned in an electrostatic precipitator is respectively. 1000°C and 500 atm 500°C and 50 atm 1000°C and 10 atm 200°C and 5 atm 1000°C and 500 atm 500°C and 50 atm 1000°C and 10 atm 200°C and 5 atm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filter medium resistance is controlled by Pressure drop alone Flow rate alone Both pressure drop and flow rate Cake thickness Pressure drop alone Flow rate alone Both pressure drop and flow rate Cake thickness ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the Differential wettability Density separation Volatile matter content Size Differential wettability Density separation Volatile matter content Size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an industrial screening equipment? Sharpies centrifuge Vibrating screen Trommel Grizzly Sharpies centrifuge Vibrating screen Trommel Grizzly ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To get ultrafine particles, the equipment used is a Rod mill Hammer crusher Fluid energy mill Ball mill Rod mill Hammer crusher Fluid energy mill Ball mill ANSWER DOWNLOAD EXAMIANS APP
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