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. 200°C and 5 atm 1000°C and 500 atm 1000°C and 10 atm 500°C and 50 atm 200°C and 5 atm 1000°C and 500 atm 1000°C and 10 atm 500°C and 50 atm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Feed size of ≥ 25 cms can be accepted by Rod mill Ball mill Jaw crusher Fluid energy mill Rod mill Ball mill Jaw crusher Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The cake resistance increases steadily with the time of filtration in a plate and frame filter employing constant __________ filtration. Pressure Neither A nor B Rate Both A & B Pressure Neither A nor B Rate Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A filter press is A batch filter Having prohibitively high maintenance cost Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure Not suitable, if the liquid is the main product A batch filter Having prohibitively high maintenance cost Not suitable for wide range of materials under varying operating conditions of cake thickness and pressure Not suitable, if the liquid is the main product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The mechanism of size reduction by a hammer mill is by impact and attrition between the Both A & B Neither A nor B Grinding element & the housing Feed particles Both A & B Neither A nor B Grinding element & the housing Feed particles ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following terminology is not used for size reduction of materials to fine sizes or powders? Dispersion Compression Pulverisation Comminution Dispersion Compression Pulverisation Comminution ANSWER DOWNLOAD EXAMIANS APP
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