Mechanical Operations Sulphuric acid mist is arrested by using a __________ scrubber. Packed wet Hollow wet Co-current Venturi Packed wet Hollow wet Co-current Venturi 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 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 1000°C and 500 atm 500°C and 50 atm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. Decreases May increase or decrease; depends on the machine Remains unchanged Increases Decreases May increase or decrease; depends on the machine Remains unchanged Increases 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 Feed material Both A & B Type of crushing machine Neither A nor B Feed material Both A & B Type of crushing machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate does not depend upon the Properties of the cake & the filtrate Resistance of the cake & the septum Pressure drop & area of filtering surface None of these Properties of the cake & the filtrate Resistance of the cake & the septum Pressure drop & area of filtering surface None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Jigging is a technique by which different particles can be Separated by particle density Separated by particle shape Separated by particle size Mixed Separated by particle density Separated by particle shape Separated by particle size Mixed ANSWER DOWNLOAD EXAMIANS APP