Mechanical Operations Coal is finally pulverised to 200 mesh size for burning in boilers by a Gyratory crusher Roll crusher Ball mill Hammer crusher Gyratory crusher Roll crusher Ball mill Hammer crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Use of grinding aids results in the Both A & B Enhanced production rate Neither A nor B Finer products Both A & B Enhanced production rate Neither A nor B Finer products ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In constant pressure filtration, Rate of filtration is constant Resistance decreases with time Rate of filtration increases with time Rate of filtration decreases with time Rate of filtration is constant Resistance decreases with time Rate of filtration increases with time Rate of filtration decreases with time ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations As particle size is reduced Screening becomes progressively more difficult Screening becomes progressively easier Capacity and effectiveness of the screen is increased None of these Screening becomes progressively more difficult Screening becomes progressively easier Capacity and effectiveness of the screen is increased None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Wheat is ground into flour in a Hammer crusher Roller crusher Fluid energy mill Impact mill Hammer crusher Roller crusher Fluid energy mill Impact mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For sizing of fine materials, the most suitable equipment is a Shaking screen Grizzly Trommel Vibrating screen Shaking screen Grizzly Trommel Vibrating screen ANSWER DOWNLOAD EXAMIANS APP