Mechanical Operations Energy consumed for crushing one ton of material ranges from __________ kWh. 0.5 to 1.5 4 to 5 2 to 3.5 0.01 to 0.1 0.5 to 1.5 4 to 5 2 to 3.5 0.01 to 0.1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a turbine agitated and baffled tank, operating at low Reynold's number (based on impeller diameter), the power number (Np) varies with NRe as Np → constant Np ∝ √NRe Np ∝ 1/NRe Np ∝ NRe Np → constant Np ∝ √NRe Np ∝ 1/NRe Np ∝ NRe ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For the preliminary breaking of hard rock, we use a Tube mill Gyratory crusher Squirrel-cage disintegrator Ball mill Tube mill Gyratory crusher Squirrel-cage disintegrator Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an ultrafine grinder (colloid mill)? Hammer mills with internal classification Micronizers Agitated mills and fluid energy mills Toothed roll crusher Hammer mills with internal classification Micronizers Agitated mills and fluid energy mills Toothed roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Paddle agitator None of these Produces axial flow Moves at very high speed Is suitable for mixing low viscosity liquids None of these Produces axial flow Moves at very high speed Is suitable for mixing low viscosity liquids ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Use of grinding aids results in the Both A & B Finer products Neither A nor B Enhanced production rate Both A & B Finer products Neither A nor B Enhanced production rate ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS