Mechanical Operations For classification of potable (drinking) water, we use a __________ filter. Gravity sand Plate and frame Vacuum leaf Rotary vacuum Gravity sand Plate and frame Vacuum leaf Rotary vacuum ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations As particle size is reduced Capacity and effectiveness of the screen is increased Screening becomes progressively easier Screening becomes progressively more difficult None of these Capacity and effectiveness of the screen is increased Screening becomes progressively easier Screening becomes progressively more difficult None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is used for primary crushing of very hard lumpy materials? Gyratory crusher Tube mill Ball mill Toothed roll crusher Gyratory crusher Tube mill Ball mill Toothed roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Addition of filter aid to the slurry before filtration is done to ...... of the cake. Increase the porosity Decrease the porosity Increase the compressibility co-efficient Decrease the compressibility co-efficient Increase the porosity Decrease the porosity Increase the compressibility co-efficient Decrease the compressibility co-efficient 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 Ultrafine grinders operate principally by Slow compression Cutting action Attrition Impact Slow compression Cutting action Attrition Impact ANSWER DOWNLOAD EXAMIANS APP
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